Implement Password Policy in setup Guide

Author: JolienTrog

modules/setup/application/forms/AdminAccountPage.php

@@ -5,6 +5,7 @@
 
 use Exception;
 use Icinga\Application\Config;
+use Icinga\Authentication\PasswordPolicyHelper;
 use Icinga\Authentication\User\ExternalBackend;
 use Icinga\Authentication\User\UserBackend;
 use Icinga\Authentication\User\DbUserBackend;
@@ -228,6 +229,8 @@ public function createElements(array $formData)
                     'autocomplete'      => 'new-password'
                 )
             );
+            PasswordPolicyHelper::applyPasswordPolicy($this, 'new_user_password');
+
             $this->addElement(
                 'password',
                 'new_user_2ndpass',