chore(deps): update google-github-actions/setup-gcloud action to v2.1.5 (#177)

Co-authored-by: renovate-sh-app[bot] <219655108+renovate-sh-app[bot]@users.noreply.github.com>

Author: renovate-sh-app[bot]

.github/workflows/cd.yml

@@ -648,7 +648,7 @@ jobs:
           service_account: github-plugin-ci-workflows@grafanalabs-workload-identity.iam.gserviceaccount.com
 
       - name: "Set up Cloud SDK"
-        uses: "google-github-actions/setup-gcloud@77e7a554d41e2ee56fc945c52dfd3f33d12def9a" # v2.1.4
+        uses: "google-github-actions/setup-gcloud@6a7c903a70c8625ed6700fa299f5ddb4ca6022e9" # v2.1.5
         with:
           version: ">= 363.0.0"