ISTWCMS-4653: checking for unpublished nodes when getting the menu

src/Service/UWServiceInterface.php

@@ -101,10 +101,10 @@ interface UWServiceInterface {
   /**
    * Function to check that all menu links are published.
    *
-   * @param $menu
+   * @param array $menu
    *   The array of menus.
    */
-  public function uwCheckPublishedMenuItems(&$menu): void;
+  public function uwCheckPublishedMenuItems(array &$menu): void;
 
   /**
    * A function to setup the menu for UW display.