replaced eslint:recommended with prettier

graph/resolvers/user_error.js

@@ -1,11 +1,11 @@
 const UserError = {
-  __resolveType({field_name}) {
+  __resolveType({ field_name }) {
     if (field_name) {
       return 'ValidationUserError';
     }
 
     return 'GenericUserError';
-  }
+  },
 };
 
 module.exports = UserError;