Fix previous commit

Author: bzg

assets/javascripts/admin/models/page.js.es6

@@ -1,3 +1,5 @@
+import { ajax } from 'discourse/lib/ajax';
+
 export default {
   findAll() {
     return ajax('/pages/admin/pages');

assets/javascripts/discourse/models/page.js.es6

@@ -1,3 +1,5 @@
+import { ajax } from 'discourse/lib/ajax';
+
 export default {
   findAll() {
     return ajax('/pages');