Comment 12 for bug 1804720

Reviewed: https://review.openstack.org/619421
Committed: https://git.openstack.org/cgit/openstack/puppet-tacker/commit/?id=ef4562d8b767d74f8ae993412ebbcdb04660ebf5
Submitter: Zuul
Branch: master

commit ef4562d8b767d74f8ae993412ebbcdb04660ebf5
Author: ZhongShengping <chdzsp@163.com>
Date: Thu Nov 22 11:31:58 2018 +0800

    Deprecate pki related options

    check_revocations_for_cached and hash_algorithms are deprecated for
    removel because of PKI token format is no longer supported.
    Update warning message and add a release note.

    Change-Id: Ic2b1069d9a03d3a04e661c60b199309d2c572ae7
    Closes-Bug: #1804562
    Closes-Bug: #1804720