docs: update README-zh_CN.md

[Wxh16144]

[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
• Workflow
• Other (about what?)

🔗 Related issue link

💡 Background and solution

📝 Changelog

Language	Changelog
🇺🇸 English	---
🇨🇳 Chinese	---

☑️ Self-Check before Merge

⚠️ Please check all items below before requesting a reviewing. ⚠️

• 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

Base: 100.00% // Head: 99.99% // Decreases project coverage by -0.00% ⚠️

Coverage data is based on head (dafaf8f) compared to base (5f40fe8).
Patch has no changes to coverable lines.

Additional details and impacted files

@@             Coverage Diff             @@
##            master   #39910      +/-   ##
===========================================
- Coverage   100.00%   99.99%   -0.01%     
===========================================
  Files          591      591              
  Lines        10060    10060              
  Branches      2719     2719              
===========================================
- Hits         10060    10059       -1     
- Misses           0        1       +1     

Impacted Files	Coverage Δ
components/tooltip/index.tsx	98.96% <0.00%> (-1.04%)	⬇️

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