Bump google-github-actions/auth from 2.1.8 to 2.1.9

Bumps [google-github-actions/auth](https://github.com/google-github-actions/auth) from 2.1.8 to 2.1.9.
- [Release notes](https://github.com/google-github-actions/auth/releases)
- [Changelog](https://github.com/google-github-actions/auth/blob/main/CHANGELOG.md)
- [Commits](https://github.com/google-github-actions/auth/compare/v2.1.8...v2.1.9)

---
updated-dependencies:
- dependency-name: google-github-actions/auth
  dependency-version: 2.1.9
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

.github/workflows/test-authnz.yaml

@@ -53,7 +53,7 @@ jobs:
           https://cdn.jsdelivr.net/hex
 
     - name: Authenticate To Google Cloud
-      uses: google-github-actions/auth@v2.1.8
+      uses: google-github-actions/auth@v2.1.9
       with:
         credentials_json: ${{ secrets.REMOTE_CACHE_CREDENTIALS_JSON }}
 

.github/workflows/test-management-ui-for-pr.yaml

@@ -38,7 +38,7 @@ jobs:
           https://cdn.jsdelivr.net/hex
 
     - name: Authenticate To Google Cloud
-      uses: google-github-actions/auth@v2.1.8
+      uses: google-github-actions/auth@v2.1.9
       with:
         credentials_json: ${{ secrets.REMOTE_CACHE_CREDENTIALS_JSON }}
 

.github/workflows/test-management-ui.yaml

@@ -45,7 +45,7 @@ jobs:
           https://cdn.jsdelivr.net/hex
 
     - name: Authenticate To Google Cloud
-      uses: google-github-actions/auth@v2.1.8
+      uses: google-github-actions/auth@v2.1.9
       with:
         credentials_json: ${{ secrets.REMOTE_CACHE_CREDENTIALS_JSON }}