Valhalla war schnell, dort wird die neue Restriction schon korrekt benutzt:

https://www.openstreetmap.org/directions?engine=fossgis_valhalla_car&route=51.1177%2C6.9839%3B51.1154%2C6.9921#map=16/51.1132/6.9837

und

https://www.openstreetmap.org/directions?engine=fossgis_valhalla_car&route=51.1083%2C6.9880%3B51.1154%2C6.9921#map=16/51.1119/6.9837