[Mailer] Fix Brevo transport factory registration

Author: fabpot

Transport.php

@@ -14,6 +14,7 @@
 use Psr\EventDispatcher\EventDispatcherInterface;
 use Psr\Log\LoggerInterface;
 use Symfony\Component\Mailer\Bridge\Amazon\Transport\SesTransportFactory;
+use Symfony\Component\Mailer\Bridge\Brevo\Transport\BrevoTransportFactory;
 use Symfony\Component\Mailer\Bridge\Google\Transport\GmailTransportFactory;
 use Symfony\Component\Mailer\Bridge\Infobip\Transport\InfobipTransportFactory;
 use Symfony\Component\Mailer\Bridge\Mailchimp\Transport\MandrillTransportFactory;
@@ -45,6 +46,7 @@
 final class Transport
 {
     private const FACTORY_CLASSES = [
+        BrevoTransportFactory::class,
         GmailTransportFactory::class,
         InfobipTransportFactory::class,
         MailerSendTransportFactory::class,