feat: exclusion groups for additional services

src/Controller/Groups/Step2Controller.php

@@ -92,6 +92,7 @@ class Step2Controller extends AbstractAccommodationController
         $form = $this->createForm(AccommodationStep2Type::class, $dto, [
             'board_service_choices' => $this->buildServiceChoices($services['boardServices']),
             'additional_service_choices' => $this->buildServiceChoices($services['additionalServices']),
+            'additional_services' => $services['additionalServices'],
             'max_adolescent_age' => (int) $accommodation->getMaxAdolescentAge(),
             'validation_groups' => $validate ? ['step_2'] : false,
         ]);