增加群组通知过滤

example/windows/flutter/generated_plugin_registrant.cc

@@ -7,8 +7,11 @@
 #include "generated_plugin_registrant.h"
 
 #include <flutter_openim_sdk/flutter_openim_sdk_plugin.h>
+#include <permission_handler_windows/permission_handler_windows_plugin.h>
 
 void RegisterPlugins(flutter::PluginRegistry* registry) {
   FlutterOpenimSdkPluginRegisterWithRegistrar(
       registry->GetRegistrarForPlugin("FlutterOpenimSdkPlugin"));
+  PermissionHandlerWindowsPluginRegisterWithRegistrar(
+      registry->GetRegistrarForPlugin("PermissionHandlerWindowsPlugin"));
 }