Update google-github-actions/setup-gcloud digest to a8b5801 (#14205)

This PR contains the following updates:

| Package | Type | Update | Change |
|---|---|---|---|
| google-github-actions/setup-gcloud | action | digest | `77e7a55` ->
`a8b5801` |

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.github/workflows/ci.yml

@@ -1467,7 +1467,7 @@ jobs:
           credentials_json: "${{ secrets.GCP_SERVICE_ACCOUNT_KEY }}"
 
       - name: "Set up GCP SDK"
-        uses: "google-github-actions/setup-gcloud@77e7a554d41e2ee56fc945c52dfd3f33d12def9a"
+        uses: "google-github-actions/setup-gcloud@a8b58010a5b2a061afd605f50e88629c9ec7536b"
 
       - name: "Get GCP Artifact Registry token"
         id: get_token