adding no-prompt flag errors with user denied delete confirmation

Author: lilyjma

includes/functions-mcp-cleanup.md

@@ -9,7 +9,7 @@ ms.author: glenga
 When you're done working with your MCP server and related resources, use this command to delete the function app and its related resources from Azure to avoid incurring further costs:
 
 ```console
-azd down --no-prompt
+azd down 
 ```
 
 > [!NOTE]