Fix link to creator's GH account.
This fix changes the link in
> This project has been created by Davide Bettio, and now is developed from a growing number of contributors.
redirecting to Davide Bettio's GH account.
@@ -103,7 +103,7 @@ All of these limitations are going to be fixed in a reasonable amount of time.
About This Project
==================
-This project has been created by [Davide Bettio](https://github.com/atomvm/), and now is developed
+This project has been created by [Davide Bettio](https://github.com/bettio/), and now is developed
from a growing number of contributors.
How to Contribute
