<a-table bordered>存在嵌套子表格时会影响子表格样式，且主表格不可scroll #3568
Description
- I have searched the issues of this repository and believe that this is not a duplicate.
Version
2.0.0-rc.8
Environment
vue 3.x
Reproduction link
https://2x.antdv.com/components/table-cn/#API
Steps to reproduce
主表格使用带边框的样式bordered，且设置:scroll="{y: 300}"
#expandedRowRender嵌套子表格并设置:bordered="false"
What is expected?
期望主表格可设置滚动，且子表格样式独立，无边框。
What is actually happening?
主表格存在scroll且有子表格时会提示:
warning.js?2149:6 Warning: [antdv: expandedRowRender and scroll are not compatible. Please use one of them at one time.]。
同时子表格受主表格影响，存在边框