fix: PageHeader tabs broken style since 4.3.0

[afc163]

[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

close #24989

💡 Background and solution

version	screenshot
4.3.4 ❌
4.2.x ✅

📝 Changelog

Language	Changelog
🇺🇸 English	Fix PageHeader tabs broken style since 4.3.0.
🇨🇳 Chinese	修复 PageHeader 从 4.3.0 后的 tabs 样式错误。

☑️ 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]

[ant-design-bot]

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[codecov]

Codecov Report

Merging #24991 into master will not change coverage.
The diff coverage is n/a.

@@           Coverage Diff           @@
##           master   #24991   +/-   ##
=======================================
  Coverage   99.37%   99.37%           
=======================================
  Files         365      365           
  Lines        7303     7303           
  Branches     2042     1991   -51     
=======================================
  Hits         7257     7257           
  Misses         46       46           

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