Fix typo

lib/ui/screens/conversation_screen.dart

@@ -391,7 +391,7 @@ class _ConversationScreenState extends SafeState<ConversationScreen> {
   Widget _buildNoMessagesNotice() {
     return Expanded(
       child: Center(
-        child: Text(tr("There is no message yet in this converation.")),
+        child: Text(tr("There is no message yet in this conversation.")),
       ),
     );
   }