[feature] 集合里面的文件夹拖动排序

[coderzhw]

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希望集合里面建的文件夹支持拖动排序，目前集合是可以拖动排序的

[MegatronKing]

您好，集合内的文件夹也是可以拖动排序的，不知道你是遇到了什么问题？