Update akarsh.md

Author: EdwardLu2018

_alumni/akarsh.md

@@ -3,7 +3,7 @@ firstname: "Akarsh"
 lastname: "Prabhakara"
 priority: 1
 title: "PhD Candidate (co-advised with Swarun Kumar)"
-affiliation: "Electrical and Computer Engineering Department"
+affiliation: "Now Professor at UW-Madison"
 image: "/img/team/akarsh.jpg"
 website: "https://akarsh-prabhakara.github.io/"
 ---