fix(database): skip RemoteConfig seeding if fixture data is empty

- Add a check for empty remoteConfigsFixturesData
- Log a warning message if fixture data is empty
- Skip seeding process if fixture data is empty

Author: fulleni

lib/src/services/database_seeding_service.dart

@@ -109,6 +109,12 @@ class DatabaseSeedingService {
     _log.info('Seeding RemoteConfig...');
     try {
       final remoteConfigCollection = _db.collection('remote_configs');
+      if (remoteConfigsFixturesData.isEmpty) {
+        _log.warning(
+          'Remote config fixture data is empty. Skipping RemoteConfig seeding.',
+        );
+        return;
+      }
       final defaultRemoteConfigId = remoteConfigsFixturesData.first.id;
       final objectId = ObjectId.fromHexString(defaultRemoteConfigId);