Check isDeprecated instead of deprecationReason in printDeprecated (#1035)
Check isDeprecated instead of deprecationReason in printDeprecated (#1035)

* Check isDeprecated instead of deprecationReason in printDeprecated

* Formatting

tgriesser/graphql-js,enaqx/graphql-js,enaqx/graphql-js,graphql/graphql-js,graphql/graphql-js,jjergus/graphql-js,tgriesser/graphql-js,graphql/graphql-js,enaqx/graphql-js,jjergus/graphql-js