chore: Remove unnecessary stream subscriptions

lib/pages/chat_list/stories_header.dart

@@ -88,12 +88,6 @@ class StoriesHeader extends StatelessWidget {
   @override
   Widget build(BuildContext context) {
     final client = Matrix.of(context).client;
-    return StreamBuilder(
-      stream: Matrix.of(context).onShareContentChanged.stream,
-      builder: (context, _) => StreamBuilder<Object>(
-          stream: client.onSync.stream
-              .where((syncUpdate) => syncUpdate.hasRoomUpdate),
-          builder: (context, snapshot) {
     if (Matrix.of(context).shareContent != null) {
       return ListTile(
         leading: CircleAvatar(
@@ -107,9 +101,8 @@ class StoriesHeader extends StatelessWidget {
       );
     }
     if (client.storiesRooms.isEmpty ||
-                !client.storiesRooms.any((room) => room.displayname
+        !client.storiesRooms.any((room) =>
-                    .toLowerCase()
+            room.displayname.toLowerCase().contains(filter.toLowerCase()))) {
-                    .contains(filter.toLowerCase()))) {
       return Container();
     }
     final ownStoryRoom = client.storiesRooms
@@ -134,9 +127,7 @@ class StoriesHeader extends StatelessWidget {
                     userId?.localpart ??
                     'Unknown';
                 final avatarUrl = snapshot.data?.avatarUrl;
-                        if (!displayname
+                if (!displayname.toLowerCase().contains(filter.toLowerCase())) {
-                            .toLowerCase()
-                            .contains(filter.toLowerCase())) {
                   return Container();
                 }
                 return _StoryButton(
@@ -151,15 +142,12 @@ class StoriesHeader extends StatelessWidget {
                   unread: room.membership == Membership.invite ||
                       (room.hasNewMessages && room.hasPosts),
                   onPressed: () => _goToStoryAction(context, room.id),
-                          onLongPressed: () =>
+                  onLongPressed: () => _contextualActions(context, room),
-                              _contextualActions(context, room),
                 );
               });
         },
       ),
     );
-          }),
-    );
   }
 }