Require the build checks before merging (#486)

Auto-merged Dependabot PRs landed on trunk with a failing build,
because the `build` workflow was not a required check.
Require all three platform jobs, so auto-merge waits for them.

Assisted-By: Claude Fable 5 <noreply@anthropic.com>

Author: ppkarwasz

.asf.yaml

@@ -73,9 +73,13 @@ github:
       required_conversation_resolution: true
       # Require checks to pass before merging
       required_status_checks:
-        ## The GitHub Actions app
-        #- app_slug: github-actions
-        #  name: "build (ubuntu-latest)"
+        # The GitHub Actions app
+        - app_slug: github-actions
+          name: "build / build (macos-latest)"
+        - app_slug: github-actions
+          name: "build / build (ubuntu-latest)"
+        - app_slug: github-actions
+          name: "build / build (windows-latest)"
         # The GitHub Advanced Security app
         - app_slug: github-advanced-security
           name: "CodeQL"