fix AbstractReport entity config (ter)

src/Entity/Message/AbstractReport.php

@@ -14,7 +14,6 @@ use Doctrine\ORM\Mapping as ORM;
  * TODO: documenter.
  */
 #[ORM\Table(name: 'ReportMessage')]
-#[ORM\InheritanceType('SINGLE_TABLE')]
 #[ORM\Entity]
 class AbstractReport
 {