Fill in the @param types for the args for make_site_theme_from_oldschool(), which is actually the name of a function?

See #30224.

Built from https://develop.svn.wordpress.org/trunk@30194


git-svn-id: http://core.svn.wordpress.org/trunk@30194 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/includes/upgrade.php

@@ -1890,9 +1890,9 @@ function make_db_current_silent( $tables = 'all' ) {
  *
  * @since 1.5.0
  *
- * @param unknown_type $theme_name
- * @param unknown_type $template
- * @return unknown
+ * @param string $theme_name
+ * @param string $template
+ * @return bool
  */
 function make_site_theme_from_oldschool($theme_name, $template) {
 	$home_path = get_home_path();