Comment 15 for bug 1804720

Reviewed: https://review.openstack.org/619424
Committed: https://git.openstack.org/cgit/openstack/puppet-sahara/commit/?id=ace6dbba019452b3f3c6fdb28f780866868937c6
Submitter: Zuul
Branch: master

commit ace6dbba019452b3f3c6fdb28f780866868937c6
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: I4f2437e426785368c7de20b092dc9ee5ab6b9345
    Closes-Bug: #1804562
    Closes-Bug: #1804720