Update EmailDelivery

Allow mailer to be configurable matching all other flows like user
validation and password resert in the OneTimeLogin flow

Author: Vinicius de Almeida Arantes

src/Model/Behavior/OneTimeDelivery/EmailDelivery.php

@@ -3,6 +3,7 @@
 
 namespace CakeDC\Users\Model\Behavior\OneTimeDelivery;
 
+use Cake\Core\Configure;
 use Cake\Datasource\EntityInterface;
 use Cake\Mailer\MailerAwareTrait;
 
@@ -37,6 +38,8 @@ public function __construct(array $options = [])
      */
     public function send(EntityInterface $user, string $token): void
     {
-        $this->getMailer('CakeDC/Users.Users')->send('sendToken', [$user, $token]);
+        $this
+            ->getMailer(Configure::read('Users.Email.mailerClass') ?: 'CakeDC/Users.Users')
+            ->send('sendToken', [$user, $token]);
     }
 }