feat: add reset handlers for glue and service

Author: iOSonntag

lib/glue_provider/glue_component.dart

@@ -22,6 +22,8 @@ abstract class GlueComponent extends ChangeNotifier {
     super.dispose();
   }
 
+  Future<void> reset();
+
   @override
   @mustCallSuper
   void notifyListeners()

lib/my_service/my_service.dart

@@ -131,5 +131,6 @@ abstract class CustomService {
 
   Future<void> initialize();
   Future<void> dispose();
+  Future<void> reset();
 
 }