When a row in the [Bug Report] table is selected, it is no longer possible to cancel the selection of rows by setCurrentRow

[AprildreamMI]

Element UI version

2.11.1

OS/Browsers version

w10

Vue version

2.5.2

Reproduction Link

https://codepen.io/anon/pen/MNbbpd?&editable=true

Steps to reproduce

打开链接，此链接代码片段即为Element-ui官网上的"表格"中“单选”这一代码片段
点击选中第二行“”后，再点击“取消选择”无法取消选中状态，且再次点击此选中行不能触发选中事件

What is Expected?

表格的第二行会被取消选中状态

What is actually happening?

并没有被取消

[element-bot]

Translation of this issue:

Element UI version

2.11.1

OS/Browsers version

W10

Vue version

2.5.2

Reproduction Link

Https://codepen.io/anon/pen/MNbbpd?&editable=true

Steps to reproduce

Open the link. This link code snippet is the "radio" snippet in the "table" on Element-ui's official website.

After clicking on the second line, clicking on Cancel cannot cancel the selected state, and clicking on this selected line again cannot trigger the selected event.

What is Expected?

The second row of the table is unchecked

What is actually happening?

Not cancelled