remark-lint-no-pipes-in-links

Warn when a link has a pipe within a link. see free-programming-books issue 5176

## Example ###### In

[This is a link | with a pipe](https://unifiedjs.com/)

###### Out

 1:1  warning  link contains an unescaped |              link-escape       remark-lint

###### In

[This is a link /| with a pipe](https://unifiedjs.com/)

###### Out

 no messages