Update global config variables

www/admin/prosjekter/delete.php

@@ -1,7 +1,7 @@
 <?php
 require __DIR__ . '/../../../src/_autoload.php';
 require __DIR__ . '/../../../config.php';
-$pdo = new \PDO($dbDsn, $dbUser, $dbPass);
+$pdo = new \PDO($DB_DSN, $DB_USER, $DB_PASS);
 $pdo->setAttribute(PDO::ATTR_ERRMODE, PDO::ERRMODE_EXCEPTION);
 $userManager = new \pvv\admin\UserManager($pdo);