delete example data

lib/data.dart

-class Queue {
-  String id, nomor, status;
-  Queue({required this.id, required this.nomor, required this.status});
-
-  static where(bool Function(dynamic i) param0) {}
-}
-
-List<Queue> Queues = [
-  Queue(id: '1', nomor: '1', status: 'ready'),
-  Queue(id: '2', nomor: '122', status: 'ready'),
-  Queue(id: '3', nomor: '133', status: 'queue'),
-  Queue(id: '4', nomor: '144', status: 'ready'),
-  Queue(id: '5', nomor: '155', status: 'ready'),
-  Queue(id: '6', nomor: '166', status: 'queue'),
-];