Fill in the @param types for the args for dbDelta().

See #30224.


git-svn-id: https://develop.svn.wordpress.org/trunk@30193 602fd350-edb4-49c9-b593-d223f7449a82

src/wp-admin/includes/upgrade.php

@@ -1614,9 +1614,9 @@ function deslash($content) {
  *
  * @since 1.5.0
  *
- * @param unknown_type $queries
- * @param unknown_type $execute
- * @return unknown
+ * @param string $queries
+ * @param bool   $execute
+ * @return array
  */
 function dbDelta( $queries = '', $execute = true ) {
 	global $wpdb;