chore: review changes

Author: xsahil03x

packages/stream_feeds/lib/src/state/activity_list_state.dart

@@ -283,7 +283,7 @@ class ActivityListStateNotifier extends StateNotifier<ActivityListState> {
     state = state.copyWith(activities: updatedActivities);
   }
 
-  /// Handles when a poll vote is changed.
+  /// Handles when a poll answer is removed.
   void onPollAnswerRemoved(PollData poll, PollVoteData answer) {
     final updatedActivities = state.activities.updateWhere(
       (it) => it.poll?.id == poll.id,

packages/stream_feeds/lib/src/state/event/handler/poll_list_event_handler.dart

@@ -47,7 +47,7 @@ class PollListEventHandler implements StateEventHandler {
         return state.onPollRemoved(poll.id);
       }
 
-      return state.onPollClosed(poll);
+      return state.onPollClosed(poll.id);
     }
 
     if (event is api.PollVoteCastedFeedEvent) {

packages/stream_feeds/lib/src/state/poll_list_state.dart

@@ -59,10 +59,11 @@ class PollListStateNotifier extends StateNotifier<PollListState> {
     state = state.copyWith(polls: updatedPolls);
   }
 
-  void onPollClosed(PollData poll) {
+  /// Handles the closure of a poll by ID.
+  void onPollClosed(String pollId) {
     final updatedPolls = state.polls.updateWhere(
-      (it) => it.id == poll.id,
-      update: (it) => poll.copyWith(isClosed: true),
+      (it) => it.id == pollId,
+      update: (it) => it.copyWith(isClosed: true),
       compare: pollsSort.compare,
     );