feat: migrate less to token for Switch

[Yuiai01]

[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
• Workflow
• Other (about what?)

🔗 Related issue link

ref #41884

💡 Background and solution

📝 Changelog

Language	Changelog
🇺🇸 English	Migrate Switch less variables
🇨🇳 Chinese	迁移 Switch less 变量

☑️ 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

---

🚀 Summary

🤖 Generated by Copilot at 26c5f31

Refactor the switch component to use component tokens and update the documentation for migrating less variables. The code improves the switch component's styling and performance, and adds a new section for the Switch component in both the English and Chinese documentation files. The code also removes some unnecessary empty lines and improves the formatting and consistency of the documentation files.

🔍 Walkthrough

🤖 Generated by Copilot at 26c5f31

• Refactor switch component to use component tokens instead of less variables for styling (link, link, link, link, link)
• Document the mapping between less variables and component tokens for the switch component and provide some notes on the changes in both English and Chinese versions of the documentation for migrating less variables (link, link)
• Remove empty lines from various sections of the documentation for migrating less variables to improve the formatting and consistency (link, link, link, link, link, link, link, link, link, link, link, link)

[github-actions]

[codecov]

Codecov Report

Patch coverage: 100.00% and no project coverage change.

Comparison is base (65989b4) 100.00% compared to head (d2e3c9c) 100.00%.

Additional details and impacted files

@@            Coverage Diff            @@
##           feature    #42192   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          663       663           
  Lines        11267     11270    +3     
  Branches      3047      3047           
=========================================
+ Hits         11267     11270    +3     

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

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[github-actions]

Hi @Yuiai01. Thanks for your contribution. The path .github/ or scripts/ and CHANGELOG is only maintained by team members. This current PR will be closed and team members will help on this.

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Build	Status	Details	Updated (UTC)
default (Inspect)	👍 Changes approved	11 changes	Aug 16, 2023, 10:09 AM