chore: Load hero users for rooms

lib/pages/chat_list/chat_list_item.dart

@@ -175,7 +175,9 @@ class ChatListItem extends StatelessWidget {
         borderRadius: BorderRadius.circular(AppConfig.borderRadius),
         clipBehavior: Clip.hardEdge,
         color: backgroundColor,
-        child: ListTile(
+        child: FutureBuilder(
+          future: room.loadHeroUsers(),
+          builder: (context, snapshot) => ListTile(
             visualDensity: const VisualDensity(vertical: -0.5),
             contentPadding: const EdgeInsets.symmetric(horizontal: 8),
             onLongPress: onLongPress,
@@ -375,6 +377,7 @@ class ChatListItem extends StatelessWidget {
                   ),
           ),
         ),
+      ),
     );
   }
 }