Merge pull request #1156 from percona/K8SPS-578-cr-example

K8SPS-578 add GCP storage example for backups in CR

Author: valmiranogueira

deploy/cr.yaml

@@ -655,6 +655,13 @@ spec:
 #          container: CONTAINER-NAME
 #          prefix: PREFIX-NAME
 #          endpointUrl: https://accountName.blob.core.windows.net
+#          credentialsSecret: SECRET-NAME
+#      gcp-cs:
+#        type: gcs
+#        gcs:
+#          bucket: BUCKET-NAME
+#          prefix: PREFIX-NAME
+#          endpointUrl: https://storage.googleapis.com
 #          credentialsSecret: SECRET-NAME
       s3-us-west:
         type: s3