fix: Steps keyboard switch

[zombieJ]

[中文版模板 / Chinese template]

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• New feature
• Bug fix
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🔗 Related issue link

fix #43634

💡 Background and solution

📝 Changelog

Language	Changelog
🇺🇸 English	Fix Steps with clickable can not trigger by keyboard.
🇨🇳 Chinese	修复 Steps 配置可点击时不能通过键盘操作的问题。

☑️ 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
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---

🚀 Summary

🤖 Generated by Copilot at 5b4ce3b

Improved the keyboard accessibility and alignment of the Steps component. Updated the rc-steps dependency and added a focus outline style to the steps item icon in components/steps/style/index.tsx.

🔍 Walkthrough

🤖 Generated by Copilot at 5b4ce3b

• Add focus outline style to steps item icon for keyboard accessibility (link, link, link)

• Import genFocusOutline function from ../../style to generate outline style (link)
• Define stepItemIconCls variable to store class name of icon element (link)
• Apply genFocusOutline function to icon element when container element is focused with :focus-visible pseudo-class (link)

• Update rc-steps dependency to fix icon alignment bug (link)
  • Bump rc-steps version from 6.0.0 to 6.0.1 in package.json (link)

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size-limit report 📦

Path	Size
./dist/antd.min.js	381.72 KB (+18 B 🔺)
./dist/antd-with-locales.min.js	441.33 KB (+16 B 🔺)

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Build	Status	Details	Updated (UTC)
default (Inspect)	✅ No change detected	-	Jul 19, 2023, 4:08 AM

[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (614228a) 100.00% compared to head (5b4ce3b) 100.00%.

Additional details and impacted files

@@            Coverage Diff            @@
##            master    #43644   +/-   ##
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  Coverage   100.00%   100.00%           
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  Files          657       657           
  Lines        11064     11064           
  Branches      2999      2999           
=========================================
  Hits         11064     11064           

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