fix: 修复数字键盘遮挡输入框的问题

[ziluo]

close #2737

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This change is 

[codecov]

Codecov Report

Merging #3246 into master will increase coverage by 4.77%.
The diff coverage is 58.82%.

@@            Coverage Diff             @@
##           master    #3246      +/-   ##
==========================================
+ Coverage   60.07%   64.85%   +4.77%     
==========================================
  Files          92       92              
  Lines        2282     2299      +17     
  Branches      656      663       +7     
==========================================
+ Hits         1371     1491     +120     
+ Misses        902      799     -103     
  Partials        9        9

Flag	Coverage Δ
#web	64.85% <58.82%> (+4.77%)	⬆️

Impacted Files	Coverage Δ
components/input-item/index.tsx	74.05% <ø> (+10.12%)	⬆️
components/input-item/CustomInput.tsx	66.66% <58.82%> (+35.49%)	⬆️
components/locale-provider/locale-provider.tsx	100% <0%> (ø)	⬆️
components/_util/class.tsx	37.5% <0%> (+37.5%)	⬆️
components/input-item/CustomKeyboard.tsx	75.55% <0%> (+71.11%)	⬆️

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