fix: make sure that the onChange event is triggered after onKeyDown

[GiveMeACoke]

⚠️ InputNumber完全受控在Safari浏览器中切换到中文输入法后输入数字时，onChange事件会先于onKeyDown事件触发，导致提前触发precision格式化

🤖 Safari版本：15.1 (17612.2.9.1.20)

复现地址（使用Safari浏览器打开，输入法切换到中文拼音模式）：
https://stackblitz.com/edit/react-ts-ca5gfn

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✅ Preview: https://input-number-git-fork-givemeacoke-master-react-component.vercel.app

[ruoqianfengshao]

Is this pr can be merged?

[codecov]

Codecov Report

Merging #399 (f7d3483) into master (d3de147) will decrease coverage by 1.24%.
The diff coverage is 50.00%.

❗ Current head f7d3483 differs from pull request most recent head 1cc328d. Consider uploading reports for the commit 1cc328d to get more accurate results

@@            Coverage Diff             @@
##           master     #399      +/-   ##
==========================================
- Coverage   97.76%   96.52%   -1.25%     
==========================================
  Files           9        9              
  Lines         448      460      +12     
  Branches      116      118       +2     
==========================================
+ Hits          438      444       +6     
- Misses         10       16       +6     

Impacted Files	Coverage Δ
src/InputNumber.tsx	95.50% <50.00%> (-2.91%)	⬇️

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[ruoqianfengshao]

@zombieJ Is there any block for code review? We will fix code if it has any un-standard code immediately. Thanks~