Description of problem:
Since Keycloak switched to Quarkus, they also deprecated the /auth endpoint, used by khci. See more at:
https://www.keycloak.org/migration/migrating-to-quarkus

Version-Release number of selected component (if applicable):
the latest we have in RHEL-8

How reproducible:
not sure yet

Steps to Reproduce:
1. enroll a httpd server with mod_auth_openidc (git grep shows that the /auth endpoint is only used for OIDC)
2.
3.

Actual results:
probably doesn't work

Expected results:
should work

Additional info: