feat: add value parameter to textarea showCount.formatter

[JarvisArt]

[中文版模板 / Chinese template]

🤔 This is a ...

• New feature
• Bug fix
• Site / documentation update
• Demo update
• Component style update
• TypeScript definition update
• Bundle size optimization
• Performance optimization
• Enhancement feature
• Internationalization
• Refactoring
• Code style optimization
• Test Case
• Branch merge
• Other (about what?)

🔗 Related issue link

close #36773

💡 Background and solution

1.This PR only supports TextArea. （这个 pr 只支持了TextArea组件）
2.Input needs to be modified rc-input Project, to be submitted pr. （Input组件需要修改 rc-input 仓库，待提交pr）

📝 Changelog

Language	Changelog
🇺🇸 English	Input.TextArea add value parameter to showCount.formatter.
🇨🇳 Chinese	Input.TextArea 组件 showCount.formatterAPI 添加value` 参数

☑️ Self-Check before Merge

⚠️ Please check all items below before review. ⚠️

• Doc is updated/provided or not needed
• Demo is updated/provided or not needed
• TypeScript definition is updated/provided or not needed
• Changelog is provided or not needed

[github-actions]

[codecov]

Codecov Report

Merging #36793 (9d3019d) into feature (aa648d2) will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##           feature    #36793   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          437       437           
  Lines         8038      8038           
  Branches      2421      2421           
=========================================
  Hits          8038      8038           

Impacted Files	Coverage Δ
components/input/TextArea.tsx	100.00% <100.00%> (ø)

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[afc163]

https://github.com/react-component/input/releases/tag/v0.1.2

rc-input 需要升起来。

[JarvisArt]

https://github.com/react-component/input/releases/tag/v0.1.2

rc-input 需要升起来。

done