MQE-592: Test Case Audit

- Removing the Robo PhantomJS command.

Author: ivy00johns

dev/tests/acceptance/RoboFile.php

@@ -91,16 +91,6 @@ function firefox()
         $this->_exec('vendor'. DIRECTORY_SEPARATOR .'bin'. DIRECTORY_SEPARATOR .'codecept run functional --env firefox --skip-group skip');
     }
 
-    /**
-     * Run all Functional tests using the PhantomJS environment.
-     *
-     * @return void
-     */
-    function phantomjs()
-    {
-        $this->_exec('vendor'. DIRECTORY_SEPARATOR .'bin'. DIRECTORY_SEPARATOR .'codecept run functional --env phantomjs --skip-group skip');
-    }
-
     /**
      * Run all Functional tests using the Chrome Headless environment.
      *