TF-3042 Delete newly created PublicAsset when discard identity changes

lib/features/public_asset/domain/state/delete_public_assets_state.dart

@@ -0,0 +1,10 @@
+import 'package:core/presentation/state/failure.dart';
+import 'package:core/presentation/state/success.dart';
+
+class DeletingPublicAssetsState extends LoadingState {}
+
+class DeletePublicAssetsSuccessState extends UIState {}
+
+class DeletePublicAssetsFailureState extends FeatureFailure {
+  DeletePublicAssetsFailureState({super.exception});
+}