Fix tests

Author: ThomasKranitsas

src/services/api.js

@@ -8,7 +8,6 @@ import fetch from 'isomorphic-fetch';
 import { config, isomorphy } from 'topcoder-react-utils';
 import { delay } from '../utils/time';
 import {
-  fireErrorMessage,
   setErrorIcon,
   ERROR_ICON_TYPES,
 } from '../utils/errors';