Remove spree/checkout_controller.completion_route only used in spree/checkout_controller.update which is never used in OFN. Checkout update happpens in the checkout_controller.update
Remove spree/checkout_controller.completion_route only used in spree/checkout_controller.update which is never used in OFN. Checkout update happpens in the checkout_controller.update

openfoodfoundation/openfoodnetwork,openfoodfoundation/openfoodnetwork,openfoodfoundation/openfoodnetwork,lin-d-hop/openfoodnetwork,mkllnk/openfoodnetwork,lin-d-hop/openfoodnetwork,Matt-Yorkley/openfoodnetwork,mkllnk/openfoodnetwork,Matt-Yorkley/openfoodnetwork,openfoodfoundation/openfoodnetwork,mkllnk/openfoodnetwork,lin-d-hop/openfoodnetwork,Matt-Yorkley/openfoodnetwork,mkllnk/openfoodnetwork,lin-d-hop/openfoodnetwork,Matt-Yorkley/openfoodnetwork