feat(llc): add crud for pinned message reactions

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

packages/stream_chat/test/src/db/chat_persistence_client_test.dart

@@ -38,6 +38,11 @@ class TestPersistenceClient extends ChatPersistenceClient {
   Future<void> deleteReactionsByMessageId(List<String> messageIds) =>
       Future.value();
 
+  @override
+  Future<void> deletePinnedMessageReactionsByMessageId(
+          List<String> messageIds) =>
+      Future.value();
+
   @override
   Future<void> disconnect({bool flush = false}) => throw UnimplementedError();
 
@@ -116,6 +121,10 @@ class TestPersistenceClient extends ChatPersistenceClient {
   @override
   Future<void> updateReactions(List<Reaction> reactions) => Future.value();
 
+  @override
+  Future<void> updatePinnedMessageReactions(List<Reaction> reactions) =>
+      Future.value();
+
   @override
   Future<void> updateReads(String cid, List<Read> reads) => Future.value();