style: optimize form tooltip cursor style

[xrkffgg]

[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

https://ant.design/components/form-cn/#components-form-demo-required-mark

修改这个鼠标样式 default => help

📝 Changelog

Language	Changelog
🇺🇸 English	Optimize the cursor style of Form.Item tooltip info.
🇨🇳 Chinese	优化 Form.Item 提示信息的鼠标显示样式。

☑️ 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 #29650 (6bf1969) into master (6add299) will not change coverage.
The diff coverage is n/a.

@@            Coverage Diff            @@
##            master    #29650   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files          394       394           
  Lines         7519      7519           
  Branches      2111      2111           
=========================================
  Hits          7519      7519           

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[github-actions]

Size Change: +22 B (0%)

Total Size: 837 kB

Filename	Size	Change
./dist/antd.compact.min.css	67.2 kB	+7 B (0%)
./dist/antd.dark.min.css	68.5 kB	+8 B (0%)
./dist/antd.min.css	67.2 kB	+7 B (0%)

ℹ️ View Unchanged

Filename	Size	Change
./dist/antd-with-locales.min.js	337 kB	0 B
./dist/antd.min.js	297 kB	0 B

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