feat: markdown in email body for mailing and transactional

tests/Email/EmailTextMailRenderingTest.php

@@ -7,6 +7,7 @@ namespace App\Tests\Email;
 use App\Config\EmailTextCatalog;
 use App\Config\EmailTextKey;
 use App\Email\EmailTextRenderer;
+use App\Email\MailBodyRenderer;
 use App\Email\Mailer;
 use App\Repository\EmailTextRepository;
 use Symfony\Bundle\FrameworkBundle\Test\KernelTestCase;
@@ -42,7 +43,7 @@ class EmailTextMailRenderingTest extends KernelTestCase
         $repository = $this->createMock(EmailTextRepository::class);
         $repository->method('findByKey')->willReturn(null);
 
-        $text = (new EmailTextRenderer($catalog, $repository))
+        $text = (new EmailTextRenderer($catalog, $repository, $container->get(MailBodyRenderer::class)))
             ->render($key, $placeholders)
         ;