Update dependencies

www/admin/index.php

@@ -5,7 +5,7 @@ $pdo = new \PDO($DB_DSN, $DB_USER, $DB_PASS);
 $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
 $userManager = new \pvv\admin\UserManager($pdo);
 
-$as = new SimpleSAML_Auth_Simple('default-sp');
+$as = new \SimpleSAML\Auth\Simple('default-sp');
 $as->requireAuth();
 $attrs = $as->getAttributes();
 $uname = $attrs['uid'][0];