[CU-86b4umhm1] Pin gcr.io/cloud-builders/gcloud Docker tag to 4ba47c3

Author: dnastack-renovate[bot]

cloudbuild.yaml

@@ -1,6 +1,6 @@
 steps:
   - id: setup
-    name: 'gcr.io/cloud-builders/gcloud'
+    name: 'gcr.io/cloud-builders/gcloud@sha256:4ba47c3db4f0c3af6f8b4a04ca772b0c4a81b1f9b9f8f8d6efaf739d6d681054'
     entrypoint: 'bash'
     args:
       - '-e'