[AAE-3472] e2e service task (#6460)

* [AAE-3472-adf] added e2e service task test

    fixed spell-check & re-included C311290

* added super admin as user

* spellcheck disabled for superad

* improved steps

* simplified & used API method

* disabled check spell for a line

e2e/util/constants.js

@@ -145,3 +145,11 @@ exports.CS_USER_ROLES = {
     CONTRIBUTOR: 'SiteContributor',
     MANAGER: 'SiteManager'
 };
+
+exports.SERVICE_TASK_STATUS = {
+    ALL:'ALL',
+    STARTED:'STARTED',
+    COMPLETED: 'COMPLETED',
+    CANCELLED: 'CANCELLED',
+    ERROR:'ERROR'
+};