Add Sydney

Author: nedbat

contact.md

@@ -12,6 +12,7 @@ To reach the organizers, you can send an email to <leaders@bostonpython.com>.  C
 - Jon Kiparsky -- <jon@bostonpython.com>
 - Jose Ramirez -- <jose@bostonpython.com>
 - Wolf Richter -- <wolf@bostonpython.com>
+- Sydney Runkle -- <sydney@bostonpython.com>
 - Lewis Staples -- <lewis@bostonpython.com>
 
 We also have a [Slack workspace](slack.md) for online discussions with the entire community.