feat: [Tree] icon API support function

[YyumeiZhang]

中文模板 / Chinese Template

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PR description

Fixes #2236

Changelog

🇨🇳 Chinese

• Feat: Tree 的 icon API 支持通过函数类型 [Tree] icon 支持传入 (props)=>ReactNode #2236

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🇺🇸 English

• Feat: Tree's icon API supports function types [Tree] icon 支持传入 (props)=>ReactNode #2236

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Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 88.14%. Comparing base (3a9d10a) to head (332deef).

❗ Current head 332deef differs from pull request most recent head b771a3a. Consider uploading reports for the commit b771a3a to get more accurate results

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Additional details and impacted files

@@             Coverage Diff             @@
##           release    #2237      +/-   ##
===========================================
- Coverage    88.15%   88.14%   -0.02%     
===========================================
  Files          440      440              
  Lines        26052    26053       +1     
  Branches      6649     6649              
===========================================
- Hits         22967    22965       -2     
- Misses        3085     3088       +3     

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