Minor tweaks #4130

Source/Editor/Windows/Assets/JsonAssetWindow.cs

@@ -268,6 +268,7 @@ namespace FlaxEditor.Windows.Assets
         {
             Asset?.ClearInstance();
             _object = null;
+
             base.DiscardChanges();
         }
 

Source/Editor/Windows/Assets/ModelBaseWindow.cs

@@ -841,6 +841,7 @@ namespace FlaxEditor.Windows.Assets
         protected override void DiscardChanges()
         {
             _asset?.Reload();
+
             base.DiscardChanges();
         }