Bump google-github-actions/auth from 2.0.1 to 2.1.0

Bumps [google-github-actions/auth](https://github.com/google-github-actions/auth) from 2.0.1 to 2.1.0.
- [Release notes](https://github.com/google-github-actions/auth/releases)
- [Commits](google-github-actions/auth@v2.0.1...v2.1.0)

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

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

.github/workflows/main.yaml

@@ -51,7 +51,7 @@ jobs:
       - id: "auth"
         name: "Authenticate to Google Cloud"
         if: github.ref == 'refs/heads/main'
-        uses: "google-github-actions/auth@v2.0.1" # ratchet:google-github-actions/auth@v1.0.0
+        uses: "google-github-actions/auth@v2.1.0" # ratchet:google-github-actions/auth@v1.0.0
         with:
           workload_identity_provider: ${{ secrets.NAIS_IO_WORKLOAD_IDENTITY_PROVIDER }}
           service_account: "gh-aiven-poke@nais-io.iam.gserviceaccount.com"
@@ -109,7 +109,7 @@ jobs:
       - id: 'auth'
         if: github.ref == 'refs/heads/main'
         name: 'Authenticate to Google Cloud'
-        uses: 'google-github-actions/auth@f6de81663f7788d05bd15bcce18f0e57f23f0846' # ratchet:google-github-actions/auth@v2.0.1
+        uses: 'google-github-actions/auth@5a50e581162a13f4baa8916d01180d2acbc04363' # ratchet:google-github-actions/auth@v2.1.0
         with:
           workload_identity_provider: ${{ secrets.NAIS_IO_WORKLOAD_IDENTITY_PROVIDER }}
           service_account: 'gh-aiven-poke@nais-io.iam.gserviceaccount.com'