remove ref to computecpp_info

Author: Hugh Delaney

Lesson_Materials/Lecture_19_Work_Group_Sizes/index.html

@@ -60,7 +60,6 @@
 				<!--Slide 2-->
 				<section class="hbox" data-markdown>
 					## Learning Objectives
-					* Learn about using computecpp_info
 					* Learn about compute and memory bound algorithms
 					* Learn about optimizing for occupancy
 					* Learn about optimizing for throughput