Automated cherry pick of #761: fix: issue edit datepicker bug

[erda-bot]

Cherry pick of #761 on release/1.1.

Squashed commit message:

commit 8edc105eff0661b6afdeb7469f94e50b08ef17a5
Author: hujiahao-hjh <82502479+hujiahao-hjh@users.noreply.github.com>
Date:   Tue Jul 27 19:46:22 2021 +0800

    fix: issue edit datepicker bug (#761)
    
    * fix: issue edit datepicker bug
    
    * fix: delete useless code

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What this PR does / why we need it:

fix issue edit datepicker bug.

Does this PR introduce a user interface change?

❎ No

ChangeLog

Language	Changelog
🇺🇸 English	Fixed a bug where the month of the datepicker in edit-issue could not be changed.
🇨🇳 中文	修复了事项编辑中日期选择框月份不能翻页的bug。

Which versions should be patched?

release/1.1

Which issue(s) this PR fixes:

Fixes # issue edit datepicker bug