Currently it is possible to run ipa-replica-install in one step, and provide --password and --admin-password simultaneously. This is confusing as --password is intended for one-time pwd when the ipa-replica-install command is delegated to a user who doesn't know the admin password. The fix makes --password and --admin-password options mutually exclusive. Fixes https://pagure.io/freeipa/issue/6353 Reviewed-By: Christian Heimes <cheimes@redhat.com>