feat: add wrappedComponentRef props for get panel dom ref #139
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我现在有个需求是能够让panel自由的拖动排序,使用react-dnd中需要preview需要拿到panel
ref, 所以加了个wrappedComponentRef 的属性来或许panel ref,如果加这个属性OK的话我之后给antd那边提个pr把属性给补充上