Update people.csv

Author: ChrisRackauckas

_assets/people.csv

@@ -8,7 +8,7 @@ Frank Schaefer,Postdoctoral Associate,https://frankschae.github.io,Current Membe
 John Urschel,Postdoctoral Affiliate,https://math.mit.edu/~urschel/,Current Member,Yes
 Takafumi Arakaki,Postdoctoral Associate,https://github.com/tkf,Current Member,Yes
 Wiktor Phillips,Postdoctoral Associate,,Current Member,Yes
-David Hofmann,Research Staff Scientist,Current Member,Yes
+David Hofmann,Research Staff Scientist,,Current Member,Yes
 Sageanne Senneff,Research Staff Scientist,https://www.linkedin.com/in/sageanne/,Current Member,Yes
 Albert Gnadt,PhD Student,https://gnadt.github.io/,Current Member,Yes
 Alexander Lenail,PhD Student,https://alexlenail.me/,Current Member,Yes