Update google-github-actions/setup-gcloud digest to cb1e50a (#15207)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| google-github-actions/setup-gcloud | action | digest | `6a7c903` ->
`cb1e50a` |

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.github/workflows/ci.yml

@@ -1695,7 +1695,7 @@ jobs:
           credentials_json: "${{ secrets.GCP_SERVICE_ACCOUNT_KEY }}"
 
       - name: "Set up GCP SDK"
-        uses: "google-github-actions/setup-gcloud@6a7c903a70c8625ed6700fa299f5ddb4ca6022e9"
+        uses: "google-github-actions/setup-gcloud@cb1e50a9932213ecece00a606661ae9ca44f3397"
 
       - name: "Get GCP Artifact Registry token"
         id: get_token