TF-524 Clean up recent search cache

lib/features/cleanup/domain/state/cleanup_recent_search_cache_state.dart

@@ -0,0 +1,18 @@
+import 'package:core/core.dart';
+
+class CleanupRecentSearchCacheSuccess extends UIState {
+
+  CleanupRecentSearchCacheSuccess();
+
+  @override
+  List<Object> get props => [];
+}
+
+class CleanupRecentSearchCacheFailure extends FeatureFailure {
+  final dynamic exception;
+
+  CleanupRecentSearchCacheFailure(this.exception);
+
+  @override
+  List<Object> get props => [exception];
+}