chore: Cascader ts definition update

[zhangyu1818]

[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
• Perfermance optimization
• Refactoring
• Code style optimization
• Test Case
• Branch merge
• Other (about what?)

🔗 Related issue link

💡 Background and solution

Cascader缺少了autoFocus的ts定义

📝 Changelog

Language	Changelog
🇺🇸 English
🇨🇳 Chinese

☑️ 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

[ant-design-bot]

[codecov]

Codecov Report

Merging #24393 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master   #24393   +/-   ##
=======================================
  Coverage   98.83%   98.83%           
=======================================
  Files         363      363           
  Lines        7278     7278           
  Branches     2014     2014           
=======================================
  Hits         7193     7193           
  Misses         85       85           

Impacted Files	Coverage Δ
components/cascader/index.tsx	97.22% <ø> (ø)

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