Update documentation for `wp_get_nav_menus()` to reflect that the default value for the the 'orderby' argument was changed from 'none' to 'name' in 4.1.

Props curtjen.
Fixes #29460.

Built from https://develop.svn.wordpress.org/trunk@29796


git-svn-id: http://core.svn.wordpress.org/trunk@29565 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-includes/nav-menu.php

@@ -460,6 +460,7 @@ function wp_update_nav_menu_item( $menu_id = 0, $menu_item_db_id = 0, $menu_item
  * Returns all navigation menu objects.
  *
  * @since 3.0.0
+ * @since 4.1.0 Default 'orderby' argument changed from 'none' to 'name'.
  *
  * @param array $args Array of arguments passed on to get_terms().
  * @return array menu objects