Fehler Merge behoben

lib/content_views/messages_page.dart

@@ -182,7 +182,7 @@ class _MessagesPageState extends State<MessagesPage> {
                               const SizedBox(width: 20),
                               Expanded(
                                 child: getDefaultButton('Ja', () async => {
-                                await MyApp.isarInstance.writeTxnSync(() async => { await MyApp.isarInstance.messages.delete(int.parse(message.id))}),
+                                await MyApp.isarInstance.writeTxn(() async => { await MyApp.isarInstance.messages.delete(int.parse(message.id))}),
 
                                 _fetchMessages(),