Error: GitHub Readme LinkedIn doesn't work anymore

### Describe the Error

In the Tools Section, there is a certain repository [GitHub Readme LinkedIn](https://github.com/soroushchehresa/github-readme-linkedin), which is supposedly used to display some content related to LinkedIn in GitHub README profiles. However, going through the setting up process, it's not working anymore and displaying the content it's supposed to show.

### Expected behavior

The repository should be working as described in it's README

### Additional context

Give it a test yourself, and depending on the output, determine whether it needs to be kept in the README or not.