test: add tests for ModerationClient

Author: xsahil03x

packages/stream_feeds/dart_test.yaml

@@ -12,6 +12,7 @@ tags:
   feed-list:
   follow-list:
   member-list:
+  moderation-client:
   moderation-config-list:
   poll-list:
   poll-vote-list:

packages/stream_feeds/lib/src/client/feeds_client_impl.dart

@@ -56,7 +56,6 @@ import '../state/query/poll_votes_query.dart';
 import '../state/query/polls_query.dart';
 import '../ws/feeds_ws_event.dart';
 import 'endpoint_config.dart';
-import 'moderation_client.dart';
 
 class StreamFeedsClientImpl implements StreamFeedsClient {
   StreamFeedsClientImpl({

packages/stream_feeds/lib/src/feeds_client.dart

@@ -42,6 +42,8 @@ import 'state/query/moderation_configs_query.dart';
 import 'state/query/poll_votes_query.dart';
 import 'state/query/polls_query.dart';
 
+export 'client/moderation_client.dart';
+
 /// {@template stream_feeds_client}
 /// Stream Feeds client for building scalable newsfeeds and activity streams.
 ///