feat(community_management): add comment filter to community management

- Implement a new filter option for comments in the community management feature
- Add a condition to check if a listing has a comment, improving issue search functionality

Author: fulleni

lib/community_management/bloc/community_management_bloc.dart

@@ -113,6 +113,11 @@ class CommunityManagementBloc
         r'$in': [filter.selectedStatus!.name],
       };
     }
+    if (filter.hasComment) {
+      filterMap['comment'] = {
+        r'$ne': null,
+      };
+    }
     return filterMap;
   }