👥(contributors) add ptitloup

Add ptitloup as contributors.

Author: ptitloup

CONTRIBUTORS.md

@@ -26,6 +26,7 @@
 - [Claude Dioudonnat](https://github.com/claudusd) <claude.dioudonnat@fun-mooc.fr>
 - [Wilfried Baradat](https://github.com/wilbrdt) <wilfried.baradat@fun-mooc.fr>
 - [Jean-Baptiste Penrath](https://github.com/jbpenrath) <jb.penrath@gmail.com>
+- [Nicolas Can](https://github.com/ptitloup) <nicolas.can@fun-mooc.fr>
 
 - [Renovate Bot](https://renovatebot.com) <bot@renovateapp.com>
 - [Renovate Bot](https://renovatebot.com) <29139614+renovate[bot]@users.noreply.github.com>