fix: deleted margin of the last indicator

[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
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🔗 Related issue link

💡 Background and solution

📝 Changelog

Language	Changelog
🇺🇸 English	fix: deleted margin of the last indicator
🇨🇳 Chinese	fix: 删除了最后一个指示器的 margin

☑️ 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	367.86 KB (+7 B 🔺)
./dist/antd-with-locales.min.js	423.63 KB (+8 B 🔺)

[codecov]

Codecov Report

Base: 100.00% // Head: 100.00% // No change to project coverage 👍

Coverage data is based on head (c59381b) compared to base (e4e94b9).
Patch has no changes to coverable lines.

Additional details and impacted files

@@            Coverage Diff            @@
##            master    #40624   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          606       606           
  Lines        10287     10287           
  Branches      2789      2789           
=========================================
  Hits         10287     10287           

Impacted Files	Coverage Δ
components/tour/style/index.ts	100.00% <ø> (ø)

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[li-jia-nan]

还等着截图快照发生变化，居然没变