Remove the list from S3 once we don’t need it

Once a contact list is gone from the database there’s no way to
reference it again. Any jobs have made their own copy.

So we can clean it up, meaning we’re not storing personal data longer
than we need to.

app/service/rest.py

@@ -13,6 +13,7 @@ from sqlalchemy.exc import IntegrityError
 from sqlalchemy.orm.exc import NoResultFound
 
 from app import DATE_FORMAT, DATETIME_FORMAT_NO_TIMEZONE
+from app.aws import s3
 from app.config import QueueNames
 from app.dao import fact_notification_status_dao, notifications_dao
 from app.dao.dao_utils import dao_rollback
@@ -1047,6 +1048,7 @@ def delete_contact_list_by_id(service_id, contact_list_id):
     )
     dao_unlink_jobs_from_contact_list_id(contact_list.id)
     dao_delete_contact_list(contact_list)
+    s3.remove_contact_list_from_s3(service_id, contact_list_id)
 
     return '', 204