Update contributors.md

Author: atvanek

contributors.md

@@ -1,6 +1,6 @@
 [Abeer Faizan](https://www.linkedin.com/in/abeerfaizan/) [@abeer-f](https://github.com/abeer-f)
 
-[Adam Vanek](https://www.linkedin.com/in/atvanek/) [@abeer-f](https://github.com/atvanek)
+[Adam Vanek](https://www.linkedin.com/in/atvanek/) [@atvanek](https://github.com/atvanek)
 
 Ahsan Rao [LinkedIn](https://www.linkedin.com/in/ahsan-rao/) [Github](https://github.com/ahsan-rao)