【OpenHarmony开源贡献者计划2022】update zh-cn/application-dev/quick-start/stage-structure.md.

Signed-off-by: N潘娇 <amber_panjiao@163.com>

zh-cn/application-dev/quick-start/stage-structure.md

@@ -403,10 +403,10 @@ skills示例
                             "pathRegex":"/query/.*",
                             "path":"path",
                             "type": "text/*"
-                        },
+                        }
                     ]
                 }
-            ],
+            ]
         }
     ],
     "extensionAbilities": [
@@ -426,12 +426,12 @@ skills示例
                             "pathRegex":"/query/.*",
                             "path":"path",
                             "type": "text/*"
-                        },
+                        }
                     ]
                 }
-            ],
+            ]
         }
-    ],
+    ]
 }
 ```