fix: Widgets dialog crashes

lib/pages/chat/cupertino_widgets_bottom_sheet.dart

@@ -36,6 +36,7 @@ class CupertinoWidgetsBottomSheet extends StatelessWidget {
             showCupertinoDialog(
               context: context,
               builder: (context) => EditWidgetsDialog(room: room),
+              useRootNavigator: false,
             );
           },
         ),

lib/pages/chat/widgets_bottom_sheet.dart

@@ -25,6 +25,7 @@ class WidgetsBottomSheet extends StatelessWidget {
               showDialog(
                 context: context,
                 builder: (context) => EditWidgetsDialog(room: room),
+                useRootNavigator: false,
               );
             },
           );

lib/widgets/chat_settings_popup_menu.dart

@@ -135,6 +135,7 @@ class _ChatSettingsPopupMenuState extends State<ChatSettingsPopupMenu> {
                   showDialog(
                     context: context,
                     builder: (context) => EditWidgetsDialog(room: widget.room),
+                    useRootNavigator: false,
                   );
                 }
                 break;