supply PAT when downloading binaries; bump timeout on windows

Author: jmcphers

.github/actions/download-binaries/action.yml

@@ -13,6 +13,8 @@ runs:
       if: ${{ inputs.cache-hit == 'true' }}
       shell: bash
       working-directory: extensions
+      env:
+        POSITRON_GITHUB_RO_PAT: ${{ github.token }}
       run: |
         echo "Extensions cache hit detected - downloading binaries"
         # WHY WE ONLY RUN THIS WHEN CACHE HITS (counterintuitive but correct):

.github/workflows/test-e2e-windows-run.yml

@@ -201,8 +201,10 @@ jobs:
 
       - name: Download binaries (Ark, Kallichore) with retry
         uses: nick-fields/retry@v4
+        env:
+          POSITRON_GITHUB_RO_PAT: ${{ github.token }}
         with:
-          timeout_minutes: 5
+          timeout_minutes: 20
           max_attempts: 3
           retry_wait_seconds: 10
           shell: bash