Reverse order of Learning Pathways in local nav

Order oldest to newest. Makes order consistent with Learning Pathway cards.

See 66b6370

wp-content/themes/pub/wporg-learn-2024/functions.php

@@ -362,6 +362,7 @@ function add_site_navigation_menus( $menus ) {
 		array(
 			'taxonomy'   => 'learning-pathway',
 			'hide_empty' => true,
+			'order'      => 'DESC',
 		)
 	);