site: fix different font-size between jsx demo and tsx demo

[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
• Other (about what?)

🔗 Related issue link

💡 Background and solution

📝 Changelog

Language	Changelog
🇺🇸 English	site: fix different font-size between jsx demo and tsx demo
🇨🇳 Chinese	site: 修复 jsx demo 和 tsx demo 字号大小不一样的问题

☑️ 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

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[github-actions]

[github-actions]

👁 Visual Regression Report for PR #48448 Failed ❌

🎯 Target branch: master (89eba93)
📖 View Full Report ↗︎

Image name	Expected	Actual	Diff
steps-label-placement.compact.css-var.png
steps-label-placement.dark.css-var.png
steps-label-placement.default.css-var.png
steps-progress-debug.dark.css-var.png
steps-progress.compact.css-var.png

Check Full Report for details

[github-actions]

size-limit report 📦

Path	Size
./dist/antd.min.js	336.49 KB
./dist/antd-with-locales.min.js	383.61 KB

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[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 100.00%. Comparing base (89eba93) to head (d3b197a).

Additional details and impacted files

@@            Coverage Diff            @@
##            master    #48448   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          744       744           
  Lines        12875     12875           
  Branches      3366      3366           
=========================================
  Hits         12875     12875           

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