Fix conversation alignments

lib/ui/widgets/tablet_mode/conversations/conversations_area_widget.dart

@@ -21,6 +21,7 @@ class ConversationsAreaWidgetState extends State<ConversationsAreaWidget> {
   @override
   Widget build(BuildContext context) {
     return Row(
+      crossAxisAlignment: CrossAxisAlignment.end,
       children: _openConversations.map(_conversationWindow).toList()
         ..add(_buildOpenButton()),
     );