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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🔍 Inspect: https://vercel.com/react-component/input-number/VQ4ztdrLA8BaHHPgB1s3NYqEEg6T
✅ 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%)	⬇️

📣 Codecov can now indicate which changes are the most critical in Pull Requests. Learn more

[ruoqianfengshao]

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