Bump actions/setup-dotnet from 5.2.0 to 5.3.0 in the actions group (#6053)

Bumps the actions group with 1 update:
[actions/setup-dotnet](https://github.com/actions/setup-dotnet).

Updates `actions/setup-dotnet` from 5.2.0 to 5.3.0
<details>
<summary>Release notes</summary>
<p><em>Sourced from <a
href="https://github.com/actions/setup-dotnet/releases">actions/setup-dotnet's
releases</a>.</em></p>
<blockquote>
<h2>v5.3.0</h2>
<h2>What's Changed</h2>
<h3>Enhancements</h3>
<ul>
<li>Add dotnet-version: latest support with dotnet-channel input by <a
href="https://github.com/mahabaleshwars"><code>@​mahabaleshwars</code></a>
in <a
href="https://redirect.github.com/actions/setup-dotnet/pull/730">actions/setup-dotnet#730</a></li>
<li>Support global.json's rollForward latest* variants by <a
href="https://github.com/js6pak"><code>@​js6pak</code></a> in <a
href="https://redirect.github.com/actions/setup-dotnet/pull/538">actions/setup-dotnet#538</a></li>
<li>Improve version resolution by <a
href="https://github.com/akoeplinger"><code>@​akoeplinger</code></a> in
<a
href="https://redirect.github.com/actions/setup-dotnet/pull/560">actions/setup-dotnet#560</a></li>
</ul>
<h3>Dependency Updates</h3>
<ul>
<li>Upgrade @actions/* and fast-xml-parser dependencies by <a
href="https://github.com/Copilot"><code>@​Copilot</code></a> in <a
href="https://redirect.github.com/actions/setup-dotnet/pull/728">actions/setup-dotnet#728</a></li>
<li>Update install scripts to v2026.05.19 (preserve archive links) by <a
href="https://github.com/MichaelSimons"><code>@​MichaelSimons</code></a>
in <a
href="https://redirect.github.com/actions/setup-dotnet/pull/736">actions/setup-dotnet#736</a></li>
<li>Add rollForward note in README, improve proxy health check in e2e
tests and bump version to v5.3.0 by <a
href="https://github.com/priyagupta108"><code>@​priyagupta108</code></a>
in <a
href="https://redirect.github.com/actions/setup-dotnet/pull/738">actions/setup-dotnet#738</a></li>
</ul>
<h3>Bug Fixes</h3>
<ul>
<li>Update Test Proxy job by <a
href="https://github.com/priya-kinthali"><code>@​priya-kinthali</code></a>
in <a
href="https://redirect.github.com/actions/setup-dotnet/pull/703">actions/setup-dotnet#703</a></li>
</ul>
<h2>New Contributors</h2>
<ul>
<li><a href="https://github.com/Copilot"><code>@​Copilot</code></a> made
their first contribution in <a
href="https://redirect.github.com/actions/setup-dotnet/pull/728">actions/setup-dotnet#728</a></li>
<li><a
href="https://github.com/akoeplinger"><code>@​akoeplinger</code></a>
made their first contribution in <a
href="https://redirect.github.com/actions/setup-dotnet/pull/560">actions/setup-dotnet#560</a></li>
<li><a
href="https://github.com/MichaelSimons"><code>@​MichaelSimons</code></a>
made their first contribution in <a
href="https://redirect.github.com/actions/setup-dotnet/pull/736">actions/setup-dotnet#736</a></li>
<li><a href="https://github.com/js6pak"><code>@​js6pak</code></a> made
their first contribution in <a
href="https://redirect.github.com/actions/setup-dotnet/pull/538">actions/setup-dotnet#538</a></li>
</ul>
<p><strong>Full Changelog</strong>: <a
href="https://github.com/actions/setup-dotnet/compare/v5...v5.3.0">https://github.com/actions/setup-dotnet/compare/v5...v5.3.0</a></p>
</blockquote>
</details>
<details>
<summary>Commits</summary>
<ul>
<li><a
href="https://github.com/actions/setup-dotnet/commit/9a946fdbd5fb07b82b2f5a4466058b876ab72bb2"><code>9a946fd</code></a>
Add rollForward note in README, improve proxy health check in e2e tests
and b...</li>
<li><a
href="https://github.com/actions/setup-dotnet/commit/98af08bf649b02f9e94783278906d34780362f6f"><code>98af08b</code></a>
Support global.json's rollForward latest* variants (<a
href="https://redirect.github.com/actions/setup-dotnet/issues/538">#538</a>)</li>
<li><a
href="https://github.com/actions/setup-dotnet/commit/84042723628274fd730a70726fbf57ef89e586de"><code>8404272</code></a>
Update install scripts to v2026.05.19 (<a
href="https://redirect.github.com/actions/setup-dotnet/issues/736">#736</a>)</li>
<li><a
href="https://github.com/actions/setup-dotnet/commit/f1970f5ca30a3ba974274132e05c4bb012faac74"><code>f1970f5</code></a>
Don't download releases-index.json to resolve major version (<a
href="https://redirect.github.com/actions/setup-dotnet/issues/560">#560</a>)</li>
<li><a
href="https://github.com/actions/setup-dotnet/commit/af9211b1364d382bc386cd82c6386875ad2ad796"><code>af9211b</code></a>
Add dotnet-version: latest support with dotnet-channel input (<a
href="https://redirect.github.com/actions/setup-dotnet/issues/730">#730</a>)</li>
<li><a
href="https://github.com/actions/setup-dotnet/commit/df991aeaf2a76aae144b0b70ce23e455c66f061e"><code>df991ae</code></a>
chore: bump @actions/* and fast-xml-parser dependencies (<a
href="https://redirect.github.com/actions/setup-dotnet/issues/728">#728</a>)</li>
<li><a
href="https://github.com/actions/setup-dotnet/commit/a66eefa2bf2572fc311ea6ff65a7b6ecc4df96a6"><code>a66eefa</code></a>
CI: remove manual PowerShell install from test-proxy job (e2e-tests.yml)
(<a
href="https://redirect.github.com/actions/setup-dotnet/issues/703">#703</a>)</li>
<li>See full diff in <a
href="https://github.com/actions/setup-dotnet/compare/c2fa09f4bde5ebb9d1777cf28262a3eb3db3ced7...9a946fdbd5fb07b82b2f5a4466058b876ab72bb2">compare
view</a></li>
</ul>
</details>
<br />


[![Dependabot compatibility
score](https://dependabot-badges.githubapp.com/badges/compatibility_score?dependency-name=actions/setup-dotnet&package-manager=github_actions&previous-version=5.2.0&new-version=5.3.0)](https://docs.github.com/en/github/managing-security-vulnerabilities/about-dependabot-security-updates#about-compatibility-scores)

Dependabot will resolve any conflicts with this PR as long as you don't
alter it yourself. You can also trigger a rebase manually by commenting
`@dependabot rebase`.

[//]: # (dependabot-automerge-start)
[//]: # (dependabot-automerge-end)

---

<details>
<summary>Dependabot commands and options</summary>
<br />

You can trigger Dependabot actions by commenting on this PR:
- `@dependabot rebase` will rebase this PR
- `@dependabot recreate` will recreate this PR, overwriting any edits
that have been made to it
- `@dependabot show <dependency name> ignore conditions` will show all
of the ignore conditions of the specified dependency
- `@dependabot ignore <dependency name> major version` will close this
group update PR and stop Dependabot creating any more for the specific
dependency's major version (unless you unignore this specific
dependency's major version or upgrade to it yourself)
- `@dependabot ignore <dependency name> minor version` will close this
group update PR and stop Dependabot creating any more for the specific
dependency's minor version (unless you unignore this specific
dependency's minor version or upgrade to it yourself)
- `@dependabot ignore <dependency name>` will close this group update PR
and stop Dependabot creating any more for the specific dependency
(unless you unignore this specific dependency or upgrade to it yourself)
- `@dependabot unignore <dependency name>` will remove all of the ignore
conditions of the specified dependency
- `@dependabot unignore <dependency name> <ignore condition>` will
remove the ignore condition of the specified dependency and ignore
conditions


</details>

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Author: dependabot[bot]

.github/workflows/check-clog.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: windows-latest
     steps:
     - name: Setup .NET
-      uses: actions/setup-dotnet@c2fa09f4bde5ebb9d1777cf28262a3eb3db3ced7
+      uses: actions/setup-dotnet@9a946fdbd5fb07b82b2f5a4466058b876ab72bb2
       with:
         dotnet-version: 10.0.x
     - name: Checkout repository

.github/workflows/check-dotnet.yml

@@ -20,7 +20,7 @@ jobs:
     runs-on: windows-latest
     steps:
     - name: Setup .NET
-      uses: actions/setup-dotnet@c2fa09f4bde5ebb9d1777cf28262a3eb3db3ced7
+      uses: actions/setup-dotnet@9a946fdbd5fb07b82b2f5a4466058b876ab72bb2
       with:
         dotnet-version: 10.0.x
     - name: Checkout repository

.github/workflows/dotnet-test.yml

@@ -98,7 +98,7 @@ jobs:
       with:
         name: Debug-${{ matrix.vec.plat }}-${{ matrix.vec.os }}-${{ matrix.vec.arch }}-${{ matrix.vec.tls }}
         path: artifacts
-    - uses: actions/setup-dotnet@c2fa09f4bde5ebb9d1777cf28262a3eb3db3ced7
+    - uses: actions/setup-dotnet@9a946fdbd5fb07b82b2f5a4466058b876ab72bb2
       with:
         dotnet-version: 10.0.x
     - name: Run Lang Interop

.github/workflows/package-alpine-linux.yml

@@ -73,7 +73,7 @@ jobs:
     - name: Set up QEMU
       uses: docker/setup-qemu-action@06116385d9baf250c9f4dcb4858b16962ea869c3
     - name: Set up .NET
-      uses: actions/setup-dotnet@c2fa09f4bde5ebb9d1777cf28262a3eb3db3ced7
+      uses: actions/setup-dotnet@9a946fdbd5fb07b82b2f5a4466058b876ab72bb2
       with:
         dotnet-version: 10.0.x
     - name: Build .NET QUIC Test Project (self-contained)

.github/workflows/package-linux.yml

@@ -150,7 +150,7 @@ jobs:
     - name: Set up QEMU
       uses: docker/setup-qemu-action@06116385d9baf250c9f4dcb4858b16962ea869c3
     - name: Set up .NET
-      uses: actions/setup-dotnet@c2fa09f4bde5ebb9d1777cf28262a3eb3db3ced7
+      uses: actions/setup-dotnet@9a946fdbd5fb07b82b2f5a4466058b876ab72bb2
       with:
         dotnet-version: 10.0.x
     - name: Build .NET QUIC Test Projects (Self-Contained)

.github/workflows/plugins.yml

@@ -51,7 +51,7 @@ jobs:
     - name: Checkout repository
       uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
     - name: Setup .NET
-      uses: actions/setup-dotnet@c2fa09f4bde5ebb9d1777cf28262a3eb3db3ced7
+      uses: actions/setup-dotnet@9a946fdbd5fb07b82b2f5a4466058b876ab72bb2
       with:
         dotnet-version: 10.0.x
     - name: Install Dependencies

.github/workflows/publish-docfx.yml

@@ -31,7 +31,7 @@ jobs:
     - name: Checkout
       uses: actions/checkout@de0fac2e4500dabe0009e67214ff5f5447ce83dd
     - name: Dotnet Setup
-      uses: actions/setup-dotnet@c2fa09f4bde5ebb9d1777cf28262a3eb3db3ced7
+      uses: actions/setup-dotnet@9a946fdbd5fb07b82b2f5a4466058b876ab72bb2
       with:
         dotnet-version: 10.0.x
 

.github/workflows/validate-linux-packages.yml

@@ -96,7 +96,7 @@ jobs:
           ref: ${{ inputs.package_version && format('v{0}', inputs.package_version) || '' }}
 
       - name: Setup .NET
-        uses: actions/setup-dotnet@c2fa09f4bde5ebb9d1777cf28262a3eb3db3ced7
+        uses: actions/setup-dotnet@9a946fdbd5fb07b82b2f5a4466058b876ab72bb2
         with:
           dotnet-version: 10.0.x