Fix repositories to fetch entity linked to stored object

getSingleResult() replaced by getOneOrNullResult() to\ avoid error being thrown.
Fix naming of properties.

src/Bundle/ChillPersonBundle/Repository/AccompanyingPeriod/AccompanyingPeriodWorkEvaluationDocumentRepository.php

@@ -11,8 +11,6 @@ declare(strict_types=1);
 
 namespace Chill\PersonBundle\Repository\AccompanyingPeriod;
 
-use Chill\DocStoreBundle\Entity\StoredObject;
-use Chill\DocStoreBundle\Repository\AssociatedEntityToStoredObjectInterface;
 use Chill\PersonBundle\Entity\AccompanyingPeriod\AccompanyingPeriodWorkEvaluationDocument;
 use Doctrine\ORM\EntityManagerInterface;
 use Doctrine\ORM\EntityRepository;

src/Bundle/ChillPersonBundle/Repository/AccompanyingPeriod/AccompanyingPeriodWorkRepository.php

@@ -258,12 +258,12 @@ final readonly class AccompanyingPeriodWorkRepository implements ObjectRepositor
     {
         $qb = $this->repository->createQueryBuilder('acpw');
         $query = $qb
-            ->join('acpw.evaluations', 'acpwe')
+            ->join('acpw.accompanyingPeriodWorkEvaluations', 'acpwe')
             ->join('acpwe.documents', 'acpwed')
             ->where('acpwed.storedObject = :storedObject')
             ->setParameter('storedObject', $storedObject)
             ->getQuery();
 
-        return $query->getResult();
+        return $query->getOneOrNullResult();
     }
 }