fix: cascader tag clear

[PengYYYYY]

🤔 这个 PR 的性质是？

• 日常 bug 修复
• 新特性提交
• 文档改进
• 演示代码改进
• 组件样式/交互改进
• CI/CD 改进
• 重构
• 代码风格优化
• 测试用例
• 分支合并
• 其他

🔗 相关 Issue

💡 需求背景和解决方案

📝 更新日志

• fix(Cascader): 修复点击清除按钮无法一次性清空所有选项 (issue #1236)

• 本条 PR 不需要纳入 Changelog

☑️ 请求合并前的自查清单

⚠️ 请自检并全部勾选全部选项。⚠️

• 文档已补充或无须补充
• 代码演示已提供或无须提供
• TypeScript 定义已补充或无须补充
• Changelog 已提供或无须提供

[github-actions]

[codecov-commenter]

Codecov Report

Merging #1275 (6dd850e) into develop (153e56e) will decrease coverage by 0.13%.
The diff coverage is 70.39%.

@@             Coverage Diff             @@
##           develop    #1275      +/-   ##
===========================================
- Coverage    59.87%   59.73%   -0.14%     
===========================================
  Files          992     1007      +15     
  Lines        17502    17661     +159     
  Branches      4005     4032      +27     
===========================================
+ Hits         10479    10550      +71     
- Misses        7023     7111      +88     

Impacted Files	Coverage Δ
src/calendar/Calendar.tsx	81.60% <ø> (ø)
src/date-picker/DatePicker.tsx	14.66% <ø> (ø)
src/date-picker/DateRangePicker.tsx	10.00% <ø> (ø)
src/date-picker/base/Header.tsx	43.83% <0.00%> (-1.88%)	⬇️
src/date-picker/defaultProps.ts	100.00% <ø> (ø)
src/input-number/_example/align.jsx	100.00% <ø> (ø)
src/input-number/_example/size.jsx	100.00% <ø> (ø)
src/input-number/defaultProps.ts	100.00% <ø> (ø)
src/message/MessageClose.tsx	77.77% <ø> (ø)
src/message/_example/close-all.jsx	25.00% <ø> (ø)
... and 82 more

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