fix: fixed plunger animation

packages/pinball_components/lib/src/components/plunger.dart

@@ -131,14 +131,18 @@ class _PlungerSpriteAnimationGroupComponent
         );
 
   void pull() {
-    current = _PlungerAnimationState.pull;
+    if (current != _PlungerAnimationState.pull) {
       animation?.reset();
     }
+    current = _PlungerAnimationState.pull;
+  }
 
   void release() {
-    current = _PlungerAnimationState.release;
+    if (current != _PlungerAnimationState.release) {
       animation?.reset();
     }
+    current = _PlungerAnimationState.release;
+  }
 
   @override
   Future<void> onLoad() async {