Update README.md

Author: atdr

README.md

@@ -6,7 +6,7 @@ Group B for [`ME-454`](https://edu.epfl.ch/coursebook/en/modelling-and-optimizat
 
 - [Moodle](https://moodle.epfl.ch/course/view.php?id=11)
 - [Mattermost channel](https://ipese-mattermost.epfl.ch/moes2020/pl/6xqf6uji8irc7pxf7bhn5eyi4c)
-- [Overleaf](https://www.overleaf.com/8328823628wcqcbfmkzgqz)
+- [Overleaf](https://www.overleaf.com/project/5e569f16fca55d00015ff6f8)
 - [Zotero](https://www.zotero.org/groups/2480520/me-454_energy_systems/library)
 - [Google Drive](https://drive.google.com/drive/u/1/folders/0ANrl5bCKOcwEUk9PVA)