change lab logo

Author: dyahadila

_config.yml

@@ -81,7 +81,7 @@ analytics:
 # Site Author
 author:
   name             : "Sprocket Lab"
-  avatar           : "profile.png"
+  avatar           : "profile.svg"
   bio              : "A research group at the University of Wisconsin-Madison led by Prof. Fred Sala"
   location         : "University of Wisconsin-Madison"
   employer         :