fix(clipping): Fix clipping of the Border

src/Uno.UI/UI/Xaml/Controls/Border/Border.skia.cs

@@ -94,7 +94,7 @@ protected override void OnBackgroundChanged(DependencyPropertyChangedEventArgs a
 			UpdateBorder();
 		}
 
-		bool ICustomClippingElement.AllowClippingToLayoutSlot => !(Child is UIElement ue) || ue.RenderTransform == null;
+		bool ICustomClippingElement.AllowClippingToLayoutSlot => true;
 		bool ICustomClippingElement.ForceClippingToLayoutSlot => CornerRadius != CornerRadius.None;
 	}
 }