fix: support rtl mode

[li-jia-nan]

[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
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🔗 Related issue link

💡 Background and solution

📝 Changelog

Language	Changelog
🇺🇸 English	fix: support rtl mode
🇨🇳 Chinese	fix: 修复了悬浮按钮不支持 rtl 模式的问题

☑️ 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]

[github-actions]

size-limit report 📦

Path	Size
./dist/antd.min.js	368.3 KB (+8 B 🔺)
./dist/antd-with-locales.min.js	424.61 KB (+9 B 🔺)

[codecov]

Codecov Report

Patch coverage: 100.00% and no project coverage change

Comparison is base (986718c) 100.00% compared to head (5a0c8f8) 100.00%.

Additional details and impacted files

@@            Coverage Diff            @@
##            master    #40990   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          606       606           
  Lines        10290     10290           
  Branches      2789      2790    +1     
=========================================
  Hits         10290     10290           

Impacted Files	Coverage Δ
components/float-button/style/index.ts	100.00% <ø> (ø)
components/float-button/FloatButton.tsx	100.00% <100.00%> (ø)

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