chore: migrate runner to tenki

Author: tenki-staging[bot]

.github/workflows/pr-validation.yml

@@ -16,7 +16,7 @@ jobs:
     uses: ./.github/workflows/lint.yml
 
   deploy:
-    runs-on: ubuntu-latest
+    runs-on: tenki-staging-standard-autoscale
     steps:
       - uses: actions/[email protected]
       - uses: azure/login@v2
@@ -44,4 +44,4 @@ jobs:
             environmentType=Test
       - name: Show website hostname
         run: |
-          echo "Access the website at this address: https://${{ steps.deploy.outputs.appServiceAppHostName }}"
+          echo "Access the website at this address: https://${{ steps.deploy.outputs.appServiceAppHostName }}"