fix：对齐金值的报名验证，商城入口逻辑对齐

lib/features/web/presentation/mall_web_host.dart

@@ -58,7 +58,7 @@ class _MallWebHostState extends ConsumerState<MallWebHost>
     statusBarBrightness: Brightness.light,
   );
   static const _webFilePickerChannel = MethodChannel(
-    'com.jinzhi.app/web_file_picker',
+    'com.jinzhi.butler/web_file_picker',
   );
 
   late final DWebViewController _controller;