Fixup for commit c0fd5e39c7. Only set
ca_host to source master hostname if ca_host points to the local host.
This permits users to override ca_host in /etc/ipa/default.conf when
installing a replica.
Related: https://pagure.io/freeipa/issue/7744
Signed-off-by: Christian Heimes <cheimes@redhat.com>
Reviewed-By: Alexander Bokovoy <abokovoy@redhat.com>
Reviewed-By: Tibor Dudlak <tdudlak@redhat.com>