flutter_desktop: remote menubar remove submenu

Signed-off-by: fufesou <shuanglongchen@yeah.net>

flutter/pubspec.yaml

@@ -40,10 +40,7 @@ dependencies:
     url_launcher: ^6.0.9
     shared_preferences: ^2.0.6
     toggle_switch: ^1.4.0
-    dash_chat_2:
-        git:
-          url: https://github.com/fufesou/Dash-Chat-2
-          ref: feat_maxWidth
+    dash_chat_2: ^0.0.14
     draggable_float_widget: ^0.0.2
     settings_ui: ^2.0.2
     flutter_breadcrumb: ^1.0.1