Remove redundant jarvis.jl file (algorithm-archivists#617)

* Remove redundant jarvis.jl file

* Add name to CONTRIBUTORS.md

Author: Antetokounpo

CONTRIBUTORS.md

@@ -44,3 +44,4 @@ This file lists everyone, who contributed to this repo and wanted to show up her
 - Björn Heinrichs 
 - Olav Sundfør
 - dovisutu
+- Antetokounpo