⬆️ Update hassio-addons/workflows action to v4

[renovate]

This PR contains the following updates:

Package	Type	Update	Change
hassio-addons/workflows	action	major	v3.0.1 → v4.0.0

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Release Notes

hassio-addons/workflows (hassio-addons/workflows)

v4.0.0

Compare Source

What’s changed

🚨 Breaking changes

• 👷 Run Shellcheck on S6 service scripts @​frenck (#​329)

🧰 Maintenance

• 👷 Run Shellcheck on S6 service scripts @​frenck (#​329)

⬆️ Dependency updates

• ⬆️ Update docker/setup-buildx-action action to v4.3.0 @​renovate[bot] (#​328)

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[frenck]

@copilot can you fix the CI issue?

[Copilot]

@copilot can you fix the CI issue?

Fixed in 2138499. The v4 workflow made ShellCheck fail on spotify/rootfs/etc/services.d/librespot/run, so I cleaned up the warnings there and validated the script with shellcheck locally.