Make invite popup dismissable (#3586)

* Make invite popup dismissable

* chore: add pangea comments

---------

Co-authored-by: ggurdin <ggurdin@gmail.com>

lib/pages/chat_list/chat_list.dart

@@ -46,6 +46,7 @@ import '../../widgets/matrix.dart';
 import 'package:fluffychat/utils/tor_stub.dart'
     if (dart.library.html) 'package:tor_detector_web/tor_detector_web.dart';
 
+
 enum PopupMenuAction {
   settings,
   invite,
@@ -151,6 +152,9 @@ class ChatListController extends State<ChatList>
       );
       final matrixLocals = MatrixLocals(L10n.of(context));
       final action = await showAdaptiveDialog<InviteAction>(
+        // #Pangea
+        barrierDismissible: true,
+        // Pangea#
         context: context,
         builder: (context) => AlertDialog.adaptive(
           title: ConstrainedBox(