MM-34871 CRT: Participants of thread include non-replying followers (and past followers) (#17447)

Co-authored-by: Mattermod <mattermod@users.noreply.github.com>

store/retrylayer/retrylayer.go

@@ -9588,11 +9588,11 @@ func (s *RetryLayerThreadStore) GetThreadsForUser(userId string, teamID string,
 
 }
 
-func (s *RetryLayerThreadStore) MaintainMembership(userID string, postID string, following bool, incrementMentions bool, updateFollowing bool, updateViewedTimestamp bool) (*model.ThreadMembership, error) {
+func (s *RetryLayerThreadStore) MaintainMembership(userID string, postID string, following bool, incrementMentions bool, updateFollowing bool, updateViewedTimestamp bool, updateParticipants bool) (*model.ThreadMembership, error) {
 
 	tries := 0
 	for {
-		result, err := s.ThreadStore.MaintainMembership(userID, postID, following, incrementMentions, updateFollowing, updateViewedTimestamp)
+		result, err := s.ThreadStore.MaintainMembership(userID, postID, following, incrementMentions, updateFollowing, updateViewedTimestamp, updateParticipants)
 		if err == nil {
 			return result, nil
 		}