Internal linking: Remove explicit orderby, thus allowing the relevancy improvements in #7394 to work.

see #25763.


git-svn-id: https://develop.svn.wordpress.org/trunk@25988 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/class-wp-editor.php

@@ -786,8 +786,6 @@ final class _WP_Editors {
 			'update_post_term_cache' => false,
 			'update_post_meta_cache' => false,
 			'post_status' => 'publish',
-			'order' => 'DESC',
-			'orderby' => 'post_date',
 			'posts_per_page' => 20,
 		);