test(core): fix failing tests

Signed-off-by: xsahil03x <[email protected]>

packages/stream_chat_flutter_core/lib/src/channel_list_core.dart

@@ -157,10 +157,7 @@ class ChannelListCoreState extends State<ChannelListCore> {
         presence: widget.presence,
         memberLimit: widget.memberLimit,
         messageLimit: widget.messageLimit,
-        paginationParams: PaginationParams(
-          limit: widget.limit,
-          offset: 0,
-        ),
+        paginationParams: PaginationParams(limit: widget.limit, offset: 0),
       );
 
   /// Fetches more channels with updated pagination and updates the widget

packages/stream_chat_flutter_core/test/channel_list_core_test.dart

@@ -9,7 +9,7 @@ import 'package:stream_chat_flutter_core/stream_chat_flutter_core.dart';
 import 'mocks.dart';
 
 void main() {
-  const pagination = PaginationParams(limit: 3);
+  const pagination = PaginationParams(limit: 3, offset: 0);
 
   List<Channel> _generateChannels(
     StreamChatClient client, {
@@ -476,7 +476,7 @@ void main() {
       _stateSetter?.call(() => limit = 6);
 
       final updatedChannels = _generateChannels(mockClient, count: limit);
-      final updatedPagination = PaginationParams(limit: limit);
+      final updatedPagination = PaginationParams(limit: limit, offset: 0);
       when(() => mockClient.queryChannels(
             filter: any(named: 'filter'),
             sort: any(named: 'sort'),