[easy-xapi-utils] Fix build by removing unneed references (#22623)

types/easy-xapi-utils/easy-xapi-utils-tests.ts

@@ -2,9 +2,6 @@
  * Created by karl on 14/07/15.
  */
 
-
-/// <reference types="easy-xapi" />
-
 import express = require('express');
 import eXapi = require('easy-xapi');
 import eUtils = require('easy-xapi-utils');

types/easy-xapi-utils/index.d.ts

@@ -4,10 +4,6 @@
 // Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
 // TypeScript Version: 2.2
 
-/// <reference types="easy-jsend" />
-/// <reference types="easy-x-headers" />
-
-
 import express = require('express');
 
 export declare function isLoggedIn(role?: string): express.RequestHandler;