fix issue calling Smtp table

Entity/Smtp.php

@@ -12,6 +12,7 @@
  */
 
  #[ORM\Table(name: 'nti_smtp_configuration')]
+ #[ORM\Entity(repositoryClass: 'NTI\EmailBundle\Repository\SmtpRepository')]
  #[ORM\HasLifecycleCallbacks()]
 class Smtp {
 

Repository/SmtpRepository.php

@@ -0,0 +1,22 @@
+<?php
+
+namespace NTI\EmailBundle\Repository;
+
+
+use Doctrine\Persistence\ManagerRegistry;
+use Doctrine\Bundle\DoctrineBundle\Repository\ServiceEntityRepository;
+use NTI\EmailBundle\Entity\Smtp;
+
+/**
+ * EmailRepository
+ *
+ * This class was generated by the Doctrine ORM. Add your own custom
+ * repository methods below.
+ */
+class SmtpRepository extends ServiceEntityRepository
+{
+    public function __construct(ManagerRegistry $registry)
+    {
+        parent::__construct($registry, Smtp::class);
+    }
+}