Update 2020-07-02.md

Author: leebyron

agendas/2020-07-02.md

@@ -78,4 +78,5 @@ Example agenda item:
    - [Changing `isFinal` to `hasNext`](https://github.com/graphql/graphql-spec/pull/742/files#diff-5090b88632c0e12fdb832692da5c63edR71)
    - [First draft of spec edits](https://github.com/graphql/graphql-spec/pull/742)
    - [GraphQL.js PR](https://github.com/graphql/graphql-js/pull/2319)
+   - [express-graphql](https://github.com/graphql/express-graphql/pull/583)
 1. GraphQL custom Scalar PR in spec: https://github.com/graphql/graphql-spec/pull/649