Update README

Author: scottgriv

README.md

@@ -48,7 +48,7 @@ A simple Tic Tac Toe game built with JavaScript, HTML, and CSS.
 - [JavaScript](https://www.javascript.com/)
 - [HTML](https://www.w3schools.com/html/)
 - [CSS](https://www.w3schools.com/css/)
-- [gaearon's CodePen Example](https://codepen.io/gaearon/pen/gWWZgR)
+- [Original CodePen Fork](https://codepen.io/gaearon/pen/gWWZgR)
 
 ## License