refactor: update the css in js style of the Space component

[lzm0x219]

[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
• Other (about what?)

🔗 Related issue link

#33862

💡 Background and solution

#33862

📝 Changelog

Language	Changelog
🇺🇸 English	update the css in js style of the Space component
🇨🇳 Chinese	更新Space组件的css in js样式

☑️ 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

[github-actions]

[codecov]

Codecov Report

Merging #35211 (d7756e9) into next (b3e8e2d) will not change coverage.
The diff coverage is 100.00%.

❗ Current head d7756e9 differs from pull request most recent head baa2db8. Consider uploading reports for the commit baa2db8 to get more accurate results

@@            Coverage Diff            @@
##              next    #35211   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          459       459           
  Lines         8328      8329    +1     
  Branches      2387      2387           
=========================================
+ Hits          8328      8329    +1     

Impacted Files	Coverage Δ
components/space/index.tsx	100.00% <100.00%> (ø)

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[zombieJ]

这个例子不对了：

https://preview-35211-ant-design.surge.sh/components/space-cn/#components-space-demo-split