Add permanent zoom link for meetings

Author: sjparsons

working-group/agendas/_template.md

@@ -5,7 +5,7 @@ to the GraphQL over HTTP Specification and other relevant topics.
 This is an open meeting in which anyone in the GraphQL community may attend.
 *To attend this meeting or propose agenda, edit this file.*
 
-- **Video Conference Link**: TBD
+- **Video Conference Link**: https://zoom.us/j/595593013
 - **Live Notes**: TBD
 - **Date & Time**: [MONTH DAY YEAR 19:00 - 21:00 UTC](https://www.timeanddate.com/worldclock/meetingdetails.html?year=2019&month=11&day=21&hour=19&min=0&sec=0&p1=224&p2=179&p3=136&p4=37&p5=239&p6=101&p7=152).