exports: add Composition Filter and Aggregator in Household exports

src/Bundle/ChillPersonBundle/Export/Export/CountHousehold.php

@@ -106,6 +106,7 @@ class CountHousehold implements ExportInterface, GroupedExportInterface
             ->join('acp.participations', 'acppart')
             ->join('acppart.person', 'person')
             ->join('person.householdParticipations', 'householdmember')
+            ->join('householdmember.household', 'household')
         ;
 
         $qb->select('COUNT(DISTINCT householdmember.household) AS export_result');