Fix Azure storage endpointUrl in deploy/cr.yaml (#1516)

Author: ptankov

deploy/cr.yaml

@@ -552,7 +552,7 @@ spec:
 #        azure:
 #          container: CONTAINER-NAME
 #          prefix: PREFIX-NAME
-#          https://accountName.blob.core.windows.net
+#          endpointUrl: https://accountName.blob.core.windows.net
 #          credentialsSecret: SECRET-NAME
     pitr:
       enabled: false