Docs: Remove an empty line between @param and @return tags, per the documentation standards.

See #49572.

git-svn-id: https://develop.svn.wordpress.org/trunk@48102 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-includes/class-wp-date-query.php

@@ -177,14 +177,12 @@ class WP_Date_Query {
 	 * Recursive-friendly query sanitizer.
 	 *
 	 * Ensures that each query-level clause has a 'relation' key, and that
-	 * each first-order clause contains all the necessary keys from
-	 * `$defaults`.
+	 * each first-order clause contains all the necessary keys from `$defaults`.
 	 *
 	 * @since 4.1.0
 	 *
 	 * @param array $queries
 	 * @param array $parent_query
-	 *
 	 * @return array Sanitized queries.
 	 */
 	public function sanitize_query( $queries, $parent_query = null ) {