Add Vince (#397)

Co-authored-by: Lee Byron <[email protected]>

Author: binaryseed

agendas/2020-05-07.md

@@ -30,6 +30,7 @@ agenda, edit this file.*
 | Benjie Gillam ✏️          | Graphile                 | Southampton, UK
 | Wojciech Trocki          | IBM/Red Hat              | Dublin
 | Terrence Howard          | Individual Contrib       | Washington DC, US
+| Vince Foley             | New Relic / Absinthe       | Portland, OR, US
 | Evan Huus                | Shopify                  | Ottawa, ON, CA
 | *ADD YOUR NAME ABOVE TO ATTEND*
 
@@ -65,4 +66,5 @@ Example agenda item:
    - [The term "query" is overloaded and can be ambiguous](https://github.com/graphql/graphql-spec/issues/715)
 1. Discuss RFC adding introspection shortcuts to determine full typename and named type’s name (15m, Terrence)
    - [#710 - Add namedType and punctuatedName to __Type](https://github.com/graphql/graphql-spec/pull/710)
+1. [Input Union RFC](https://github.com/graphql/graphql-spec/blob/master/rfcs/InputUnion.md)
 1. *ADD YOUR AGENDA ABOVE*