Bump google-github-actions/auth from 1 to 2 (#9)

Bumps [google-github-actions/auth](https://github.com/google-github-actions/auth) from 1 to 2.
- [Release notes](https://github.com/google-github-actions/auth/releases)
- [Changelog](https://github.com/google-github-actions/auth/blob/main/CHANGELOG.md)
- [Commits](google-github-actions/auth@v1...v2)

---
updated-dependencies:
- dependency-name: google-github-actions/auth
  dependency-type: direct:production
  update-type: version-update:semver-major
...

Signed-off-by: dependabot[bot] <support@github.com>

.github/workflows/build.yaml

@@ -47,7 +47,7 @@ jobs:
 
       # Setup gcloud CLI
       - name: 'Authenticate to Google Cloud'
-        uses: 'google-github-actions/auth@v1'
+        uses: 'google-github-actions/auth@v2'
         with:
           token_format: 'access_token'
           workload_identity_provider: ${{ env.WORKLOAD_IDENTITY_POOL }}