Bump google-github-actions/auth from 2.1.6 to 2.1.7

Bumps [google-github-actions/auth](https://github.com/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
...

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

.github/workflows/main.yml

@@ -57,7 +57,7 @@ jobs:
       - id: 'auth'
         name: 'Authenticate to Google Cloud'
         if: github.ref == 'refs/heads/main'
-        uses: 'google-github-actions/auth@8254fb75a33b976a221574d287e93919e6a36f70' # ratchet:google-github-actions/[email protected].6
+        uses: 'google-github-actions/auth@6fc4af4b145ae7821d527454aa9bd537d1f2dc5f' # ratchet:google-github-actions/[email protected].7
         with:
           workload_identity_provider: ${{ secrets.NAIS_IO_WORKLOAD_IDENTITY_PROVIDER }}
           service_account: '[email protected]'