Update 2020-06-11.md (#430)

Author: IvanGoncharov

agendas/2020-06-11.md

@@ -36,6 +36,7 @@ agenda, edit this file.*
 | Evan Huus                | Shopify                  | Ottawa, ON, CA
 | Andrew Sprouse           | TakeShape                | Brooklyn, NY, US
 | Alan Cha                 | IBM Research             | Yorktown Heights, NY, US
+| Ivan Goncharov           | graphql-js               | Lviv, UA
 | *ADD YOUR NAME ABOVE TO ATTEND*