Update GitHub Pages link in README

Needed to update the URL for changes to the build process.

Author: bluehexagons

readme.md

@@ -8,7 +8,7 @@ in a game named after the task.
 
 Live version - [foodguide.bluehexagons.com](https://foodguide.bluehexagons.com)
 
-github.io - [bluehexagons.github.io/foodguide/...](https://bluehexagons.github.io/foodguide/html/index.htm)
+github.io - [bluehexagons.github.io/foodguide/...](https://bluehexagons.github.io/foodguide/)
 
 
 ### Running Offline