uninstallation: more robust check for master removal from topology
When uninstalling IPA master in domain level 1 topology, the code that checks
for correct removal from topology will now consider failures to lookup host
entry in local LDAP and to obtain host TGT as a sign that the master entry was
already removed.
https://fedorahosted.org/freeipa/ticket/5584
Reviewed-By: Simo Sorce <ssorce@redhat.com>
Reviewed-By: Martin Basti <mbasti@redhat.com>