To Reproduce Steps to reproduce the behavior:

1. (undercloud) [stack@undercloud ~]$ validation run --group post-deployment --inventory /home/stack/overcloud-deploy/overcloud/tripleo-ansible-inventory.yaml^C

2. 1a011e0d-85fb-476e-ae34-fec177941ed3	openstack-endpoints	FAILED	undercloud	undercloud		0:00:00.349	undercloud: "The `HorizonPublic` endpoint is not defined in th
   							e `EndpointMap` o...(output truncated, see logs for full output)

Expected behavior

• Prevent the validation from failing.

Device Info (please complete the following information):

• Red Hat OpenStack Platform release 17.1.6 (Wallaby)