Fix column.sorter bug

[3lang3]

column.sorter could be 'ascend' | 'descend' | undefined; eg: descend -> undefined, request should to invoke. close #680

[codecov-commenter]

Codecov Report

Merging #681 into master will increase coverage by 0.04%. The diff coverage is 0.00%.

@@            Coverage Diff             @@
##           master     #681      +/-   ##
==========================================
+ Coverage   17.22%   17.27%   +0.04%     
==========================================
  Files          21       21              
  Lines        1155     1152       -3     
  Branches      378      398      +20     
==========================================
  Hits          199      199              
+ Misses        956      953       -3     

Impacted Files	Coverage Δ
src/Table.tsx	20.20% <0.00%> (+0.20%)	:arrow_up:

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[chenshuai2144]

https://procomponents.ant.design/

Can you mention pr here？

[3lang3]

https://procomponents.ant.design/

Can you mention pr here？

这里已经提了 合过啦