update jormungandr configuration
update jormungandr configuration

for coherence the params name have been changed by
https://github.com/CanalTP/navitia/pull/1911

Note: since the conf have not been really deployed for the moment, we
accepted a non retrocompatible change

Hoshiyo/fabric_navitia,CanalTP/fabric_navitia,Hoshiyo/fabric_navitia,Hoshiyo/fabric_navitia,CanalTP/fabric_navitia