Issue #2234611 by visabhishek, cs_shadow, joachim: Fix up docs for...

Issue #2234611 by visabhishek, cs_shadow, joachim: Fix up docs for WebTestBase::drupalCreateRole method

core/modules/simpletest/lib/Drupal/simpletest/WebTestBase.php

@@ -547,7 +547,7 @@ protected function drupalCreateUser(array $permissions = array(), $name = NULL)
   }
 
   /**
-   * Internal helper function; Create a role with specified permissions.
+   * Creates a role with specified permissions.
    *
    * @param array $permissions
    *   Array of permission names to assign to role.