Fixed a memory leak issue related to event handlers

Event handlers in the HoverLight weren't being unsubscribed On Disconnected.

Author: HotCakeX

AIDevGallery/Controls/HomePage/Header/Lights/HoverLight.cs

@@ -92,6 +92,10 @@ private void TargetElement_PointerExited(object sender, PointerRoutedEventArgs e
 
     protected override void OnDisconnected(UIElement oldElement)
     {
+        // Unsubscribe event handlers to avoid retaining references and leaking the light or target element
+		oldElement.PointerMoved -= TargetElement_PointerMoved;
+		oldElement.PointerExited -= TargetElement_PointerExited;
+    
         // Dispose Light and Composition resources when it is removed from the tree
         RemoveTargetElement(GetId(), oldElement);
         CompositionLight.Dispose();
@@ -104,4 +108,4 @@ protected override string GetId()
     {
         return Id;
     }
-}
+}