Adds Alerts Markdown support

With Alerts being supported on GitHub recently, this PR adds the updated markdown support to indicate the importance of the text.

Note: This doesn’t appear over here, but on the GitHub PR website, you’ll be able to see the GitHub Markdown style.

And here is the link for the current PR: Adds Alerts Markdown support by cr2007 · Pull Request #2368 · exercism/javascript · GitHub


We :blue_heart: our community but this repository does not accept community contributions at this time.

There are no active maintainers to review PRs.

Please read this [community blog post][freeing-maintainers] for details.

Reference: https:/