TF-4193 Show/Hide Label list when toggle label state in Setting

lib/features/manage_account/domain/state/get_label_setting_state.dart

@@ -0,0 +1,19 @@
+import 'package:core/presentation/state/failure.dart';
+import 'package:core/presentation/state/success.dart';
+import 'package:jmap_dart_client/jmap/account_id.dart';
+
+class GettingLabelSettingState extends LoadingState {}
+
+class GetLabelSettingStateSuccess extends UIState {
+  final bool isEnabled;
+  final AccountId accountId;
+
+  GetLabelSettingStateSuccess(this.isEnabled, this.accountId);
+
+  @override
+  List<Object> get props => [isEnabled, accountId];
+}
+
+class GetLabelSettingStateFailure extends FeatureFailure {
+  GetLabelSettingStateFailure(dynamic exception) : super(exception: exception);
+}