build(deps): Bump google-github-actions/auth in the all group

Bumps the all group with 1 update: [google-github-actions/auth](https://github.com/google-github-actions/auth).


Updates `google-github-actions/auth` from 2.1.6 to 2.1.7
- [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@8254fb7...6fc4af4)

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

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

.github/workflows/build.yml

@@ -51,7 +51,7 @@ jobs:
       - uses: ko-build/setup-ko@3aebd0597dc1e9d1a26bcfdb7cbeb19c131d3037 # v0.7
 
       - name: Set up Cloud SDK
-        uses: google-github-actions/auth@8254fb75a33b976a221574d287e93919e6a36f70 # v2.1.6
+        uses: google-github-actions/auth@6fc4af4b145ae7821d527454aa9bd537d1f2dc5f # v2.1.7
         with:
           workload_identity_provider: 'projects/498091336538/locations/global/workloadIdentityPools/githubactions/providers/sigstore-rekor'
           service_account: '[email protected]'