Transfer 不能正确触发

[billpeace]

Reproduction link

https://stackblitz.com/edit/ng-zorro-antd-start-1syhvu?file=src/app/app.component.html

Steps to reproduce

点击 content2 前面的 checkbox， 不要点击 content2 的文字

点击 content2 的文字 是正常的

What is expected?

期待 right button 可以点击，

What is actually happening?

不可点击

Environment	Info
ng-zorro-antd	7.0.1
Browser	chrome

[ng-zorro-bot]

Translation of this issue:

---

Transfer does not trigger correctly

Reproduction link

[https://stackblitz.com/edit/ng-zorro-antd-start-1syhvu?file=src/app/app.component.html](https://stackblitz.com/edit/ng-zorro-antd- Start-1syhvu?file=src/app/app.component.html)

Steps to reproduce

Click the checkbox in front of content2, don't click on the text of content2

Clicking on the text of content2 is normal

What is expected?

Looking forward to right button can be clicked,

What is actually happening?

Not clickable

Environment	Info
ng-zorro-antd	7.0.1
Browser	chrome