build(deps): bump google-github-actions/auth from 2.1.5 to 2.1.6

Bumps [google-github-actions/auth](https://github.com/google-github-actions/auth) from 2.1.5 to 2.1.6.
- [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@62cf5bd...8254fb7)

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

Signed-off-by: dependabot[bot] <[email protected]>

.github/workflows/ci.yml

@@ -103,7 +103,7 @@ jobs:
         with:
           name: conmonrs
           path: ${{ github.sha }}/*
-      - uses: google-github-actions/auth@62cf5bd3e4211a0a0b51f2c6d6a37129d828611d # v2.1.5
+      - uses: google-github-actions/auth@8254fb75a33b976a221574d287e93919e6a36f70 # v2.1.6
         if: github.ref == 'refs/heads/main' || contains(github.ref, 'refs/tags')
         with:
           credentials_json: ${{ secrets.GCS_CRIO_SA }}
@@ -123,7 +123,7 @@ jobs:
       - name: Checkout
         uses: actions/checkout@692973e3d937129bcbf40652eb9f2f61becf3332 # v4.1.7
       - run: .github/create-marker
-      - uses: google-github-actions/auth@62cf5bd3e4211a0a0b51f2c6d6a37129d828611d # v2.1.5
+      - uses: google-github-actions/auth@8254fb75a33b976a221574d287e93919e6a36f70 # v2.1.6
         with:
           credentials_json: ${{ secrets.GCS_CRIO_SA }}
       - uses: google-github-actions/upload-cloud-storage@e485962f2bef914ac9c3bdd571f821f0ba7946c4 # v2.2.0
@@ -176,7 +176,7 @@ jobs:
         with:
           name: conmonrs-${{ matrix.arch }}
           path: ${{ github.sha }}/*
-      - uses: google-github-actions/auth@62cf5bd3e4211a0a0b51f2c6d6a37129d828611d # v2.1.5
+      - uses: google-github-actions/auth@8254fb75a33b976a221574d287e93919e6a36f70 # v2.1.6
         if: github.ref == 'refs/heads/main' || contains(github.ref, 'refs/tags')
         with:
           credentials_json: ${{ secrets.GCS_CRIO_SA }}