fix: small Steps icon 1px bug

[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
• Performance optimization
• Enhancement feature
• Internationalization
• Refactoring
• Code style optimization
• Test Case
• Branch merge
• Other (about what?)

🔗 Related issue link

💡 Background and solution

📝 Changelog

Language	Changelog
🇺🇸 English	Fix small Steps icon shift up 1px.
🇨🇳 Chinese	修复小号 Steps 图标偏上的问题。

☑️ 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]

[github-actions]

Size Change: 0 B

Total Size: 836 kB

ℹ️ View Unchanged

Filename	Size	Change
./dist/antd-with-locales.min.js	337 kB	0 B
./dist/antd.compact.min.css	67.2 kB	0 B
./dist/antd.dark.min.css	68.4 kB	0 B
./dist/antd.min.css	67.1 kB	0 B
./dist/antd.min.js	297 kB	0 B

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