hide StorageAccountCredentials put (#11670)

* hide StorageAccountCredentials put

* hide StorageAccounts put

Author: changlong-liu

specification/databoxedge/resource-manager/readme.cli.md

@@ -7,6 +7,15 @@ cli:
   cli-name: databoxedge
   package-name: azure-mgmt-databoxedge
   namespace: azure.mgmt.databoxedge
+  cli-directive:
+    - where:
+        group: StorageAccountCredentials
+        op: CreateOrUpdate.*
+      hidden: true
+    - where:
+        group: StorageAccounts
+        op: CreateOrUpdate.*
+      hidden: true
   test-scenario:
     - name: DataBoxEdgeDevicePut
     - name: UserPut