feat（appConfig）：appConfig文件中添加控制是否在请求头部添加App信息的参数

appConfig.json

 {
 {
     "canRegister": true,
     "canRegister": true,
-    "useflutterPluginsLocation": false
+    "useflutterPluginsLocation": false,
+    "addPlatformInfoInHttpHeader": true 
 }
 }
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