feat: void page

lib/presentation/void/bloc/void_order_state.dart

@@ -0,0 +1,9 @@
+part of 'void_order_bloc.dart';
+
+@freezed
+class VoidOrderState with _$VoidOrderState {
+  const factory VoidOrderState.initial() = _Initial;
+  const factory VoidOrderState.loading() = _Loading;
+  const factory VoidOrderState.success() = _Success;
+  const factory VoidOrderState.error(String message) = _Error;
+}