Add missing @package tag

libraries/server_variables_doc.php

@@ -12,6 +12,8 @@
  * string $type: type of system variable
  * string $format: if set to 'byte' it will format the variable
  * with PMA_formatByteDown()
+ *
+ * @package PhpMyAdmin
  */
 if (! defined('PHPMYADMIN')) {
     exit;

url.php

@@ -2,6 +2,8 @@
 /* vim: set expandtab sw=4 ts=4 sts=4: */
 /**
  * URL redirector to avoid leaking Referer with some sensitive information.
+ *
+ * @package PhpMyAdmin
  */
 
 /**