Remove call to sync folders

lib/main.dart

@@ -6,7 +6,6 @@ import 'package:path_provider/path_provider.dart';
 import 'package:photos/core/constants.dart';
 import 'package:photos/core/configuration.dart';
 import 'package:photos/services/favorites_service.dart';
-import 'package:photos/services/folder_service.dart';
 import 'package:photos/services/memories_service.dart';
 import 'package:photos/services/sync_service.dart';
 import 'package:photos/ui/home_widget.dart';
@@ -51,9 +50,6 @@ void _main() async {
 }
 
 void _sync() async {
-  FolderSharingService.instance.sync().catchError((e) {
-    _logger.warning(e);
-  });
   SyncService.instance.sync().catchError((e) {
     _logger.warning(e);
   });