MDL-39387 fix /auth phpdocs

auth/ldap/auth.php

@@ -1,16 +1,27 @@
 <?php
+// This file is part of Moodle - http://moodle.org/
+//
+// Moodle is free software: you can redistribute it and/or modify
+// it under the terms of the GNU General Public License as published by
+// the Free Software Foundation, either version 3 of the License, or
+// (at your option) any later version.
+//
+// Moodle is distributed in the hope that it will be useful,
+// but WITHOUT ANY WARRANTY; without even the implied warranty of
+// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+// GNU General Public License for more details.
+//
+// You should have received a copy of the GNU General Public License
+// along with Moodle.  If not, see <http://www.gnu.org/licenses/>.
 
 /**
+ * Authentication Plugin: LDAP Authentication
+ * Authentication using LDAP (Lightweight Directory Access Protocol).
+ *
+ * @package auth_ldap
  * @author Martin Dougiamas
  * @author Iñaki Arenaza
  * @license http://www.gnu.org/copyleft/gpl.html GNU Public License
- * @package moodle multiauth
- *
- * Authentication Plugin: LDAP Authentication
- *
- * Authentication using LDAP (Lightweight Directory Access Protocol).
- *
- * 2006-08-28  File created.
  */
 
 if (!defined('MOODLE_INTERNAL')) {