在modal组件中使用rang picker组件 样式有一点点小问题

[Varsha-xiu]

Reproduction link

https://stackblitz.com/edit/ng-zorro-antd-start-przdfu

Steps to reproduce

点击结束日期 对应的样式 高亮提示 小格子没有移动到结束日期下面

What is expected?

可以随着点击移动，像单独使用的时候一样

What is actually happening?

没有变化样式

Environment	Info
ng-zorro-antd	9.1.2
Browser	chrome

[zorro-bot]

Translation of this issue:

Use rang picker component styles in modal components have a little bit small problem

Reproduction link

Https://stackblitz.com/edit/ng-zorro-antd-start-przdfu

Steps to reproduce

Click on the highlighted style ending date corresponding prompt small grid does not move to end date below

What is expected?

With the click can move, like when used alone as

What is actually happening?

No change style

Environment	Info
Ng-zorro-antd	9.1.2
Browser	chrome