fix: format for CONTRIBUTORS.md (#505)

Author: RobPasMue

CONTRIBUTORS.md

@@ -1,6 +1,6 @@
 # Contributors
 
-## Project Lead or Owner
+## Project Lead
 
 * [Federico Negri](https://github.com/FedericoNegri)
 * [Oliver Koenig](https://github.com/ojkoenig)
@@ -17,4 +17,4 @@
 * [Nathan Sharp](https://github.com/phxnsharp)
 * [Sashanka Krishna](https://github.com/sashankh01)
 * [Roberto Pastor Muela](https://github.com/RobPasMue)
-* [Kerry McAdams](https://github.com/klmcadams)
+* [Kerry McAdams](https://github.com/klmcadams)