renaming of export to avoid confusion + start of agent traitant filter

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

@@ -35,6 +35,11 @@ final class AccompanyingPeriodWorkRepository implements ObjectRepository
         $this->repository = $entityManager->getRepository(AccompanyingPeriodWork::class);
     }
 
+    public function createQueryBuilder(string $alias, ?string $indexBy = null): QueryBuilder
+    {
+        return $this->repository->createQueryBuilder($alias, $indexBy);
+    }
+
     public function countByAccompanyingPeriod(AccompanyingPeriod $period): int
     {
         return $this->repository->countByAccompanyingPeriod($period);