Added user search in talk, currently with no further functionality

lib/api/marianumcloud/talk/setReadMarker/setReadMarker.dart

@@ -1,9 +1,9 @@
 
 import 'package:http/http.dart' as http;
 import 'package:http/http.dart';
-import 'package:marianum_mobile/api/marianumcloud/talk/setReadMarker/setReadMarkerParams.dart';
 
 import '../talkApi.dart';
+import 'setReadMarkerParams.dart';
 
 class SetReadMarker extends TalkApi<void> {
   String chatToken;

lib/api/marianumcloud/talk/setReadMarker/setReadMarkerParams.dart

@@ -1,5 +1,6 @@
 import 'package:json_annotation/json_annotation.dart';
-import 'package:marianum_mobile/api/apiParams.dart';
+
+import '../../../apiParams.dart';
 
 part 'setReadMarkerParams.g.dart';