fix: first open timepicker right panel position error

[cooljser]

[中文版模板 / Chinese template]

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🔗 Related issue link

fix #35247

💡 Background and solution

📝 Changelog

Language	Changelog
🇺🇸 English	remove range-arrow dispaly style
🇨🇳 Chinese	删除 range-arrow dispaly 样式

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🚀 Summary

🤖 Generated by Copilot at cc46edd

Fix range date visibility in date picker with showTime prop. Remove display: none style from .ant-picker-cell-range-start and .ant-picker-cell-range-end in components/date-picker/style/index.less.

🔍 Walkthrough

🤖 Generated by Copilot at cc46edd

• Fix range start and end dates not visible in date picker with showTime prop by removing display: none style from .ant-picker-cell-in-view.ant-picker-cell-range-start::before and .ant-picker-cell-in-view.ant-picker-cell-range-end::before selectors in components/date-picker/style/index.less (link)

[github-actions]

[codecov]

Codecov Report

Patch and project coverage have no change.

Comparison is base (93a6ee1) 100.00% compared to head (cc46edd) 100.00%.

Additional details and impacted files

@@             Coverage Diff              @@
##           4.x-stable    #43179   +/-   ##
============================================
  Coverage      100.00%   100.00%           
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  Files             450       450           
  Lines            8344      8344           
  Branches         2540      2540           
============================================
  Hits             8344      8344           

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