[export][person] Fixed: fixed inconsistency in requestor query

A condition was not present in a subquery, causing to take all courses into account,
not the one concerned by the filter

src/Bundle/ChillPersonBundle/Export/Filter/AccompanyingCourseFilters/RequestorFilter.php

@@ -70,10 +70,6 @@ final class RequestorFilter implements FilterInterface
             case 'other_person':
                 $expr = $this->em->getExpressionBuilder();
 
-                if (!in_array('acppart', $qb->getAllAliases(), true)) {
-                    $qb->join('acp.participations', 'acppart');
-                }
-
                 $clause = $expr->andX(
                     $expr->isNotNull('acp.requestorPerson'),
                     $expr->notIn(
@@ -85,6 +81,7 @@ final class RequestorFilter implements FilterInterface
                             ->join('acp2.participations', 'acppart2')
                             ->select('identity(acp2.requestorPerson)')
                             ->where($expr->eq('acp2.requestorPerson', 'acppart2.person'))
+                            ->andWhere('acp2.id = acp.id')
                             ->getDQL()
                     )
                 );