修复默认窗口大小 进入高级版本设置会向下滚动一段距离的问题 (#5197)

HMCL/src/main/java/org/jackhuang/hmcl/ui/versions/AdvancedVersionSettingPage.java

@@ -73,6 +73,7 @@ public final class AdvancedVersionSettingPage extends StackPane implements Decor
         getChildren().setAll(scrollPane);
 
         VBox rootPane = new VBox();
+        rootPane.setFocusTraversable(true);
         rootPane.setFillWidth(true);
         scrollPane.setContent(rootPane);
         FXUtils.smoothScrolling(scrollPane);