Changes related to PR #39 Feedback

Samples/Samples/Samples/Views/AnimationsPage.xaml.cs

@@ -8,7 +8,6 @@ namespace FormsCommunityToolkit.Samples.Views
         public AnimationsPage()
         {
             InitializeComponent();
-            var test = new BeginAnimationBehavior();
 
             AnimationExtensionButton.Clicked += async (sender, args) =>
             {

src/Animations/Animations/Triggers/BeginAnimation.cs

@@ -8,8 +8,10 @@ namespace FormsCommunityToolkit.Animations
 
         protected override async void Invoke(VisualElement sender)
         {
-            if (Animation != null)
-                await Animation.Begin();
+            if (Animation == null)
+                return;
+
+            await Animation.Begin();
         }
     }
 }