Tree draggable的icon咋没加？

[Atw-Lee]

• I have searched the issues of this repository and believe that this is not a duplicate.

Version

undefined

Environment

OS: macOS 14.6.1， Chrome: 128.0.6613.85，Vue ^3.4.31

Reproduction link

https://github.com/vueComponent/ant-design-vue/blob/main/components/vc-tree/Tree.tsx#L1151

Steps to reproduce

normal

What is expected?

show draggable icon

What is actually happening?

none

[github-actions]

This issue is stale because it has been open 60 days with no activity. Remove stale label or comment or this will be closed in 7 days