Bump google-github-actions/auth from 0.8.0 to 0.8.1 (#709)

Bumps [google-github-actions/auth](https://github.com/google-github-actions/auth) from 0.8.0 to 0.8.1.
- [Release notes](https://github.com/google-github-actions/auth/releases)
- [Changelog](https://github.com/google-github-actions/auth/blob/main/CHANGELOG.md)
- [Commits](ceee102ec2...dac4e13deb)

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

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Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

.github/workflows/pull-request.yml

@@ -236,7 +236,7 @@ jobs:
           ./gradlew assembleDebug assembleAndroidTest
       - name: Authenticate to Google Cloud for Firebase Test Lab
         id: auth_test_lab
-        uses: google-github-actions/auth@ceee102ec2387dd9e844e01b530ccd4ec87ce955
+        uses: google-github-actions/auth@dac4e13deb3640f22e3ffe758fd3f95e6e89f712
         with:
           create_credentials_file: true
           project_id: ${{ secrets.FIREBASE_TEST_LAB_PROJECT }}
@@ -374,7 +374,7 @@ jobs:
         uses: ./.github/actions/setup
       - name: Authenticate to Google Cloud for Firebase Test Lab
         id: auth_test_lab
-        uses: google-github-actions/auth@ceee102ec2387dd9e844e01b530ccd4ec87ce955
+        uses: google-github-actions/auth@dac4e13deb3640f22e3ffe758fd3f95e6e89f712
         with:
           create_credentials_file: true
           project_id: ${{ secrets.FIREBASE_TEST_LAB_PROJECT }}