Merge remote-tracking branch 'origin/master' into fixes/nre-menu-interaction

src/Skia/Avalonia.Skia/WriteableBitmapImpl.cs

@@ -126,6 +126,7 @@ namespace Avalonia.Skia
             /// <inheritdoc />
             public void Dispose()
             {
+                _bitmap.NotifyPixelsChanged();
                 _bitmap = null;
             }