Comment 9 for bug 1756823

Reviewed: https://review.opendev.org/649229
Committed: https://git.openstack.org/cgit/openstack/nova/commit/?id=48f1826711cb286bace380a4e2468974df9a2f36
Submitter: Zuul
Branch: master

commit 48f1826711cb286bace380a4e2468974df9a2f36
Author: Artem Vasilyev <email address hidden>
Date: Tue Apr 2 09:13:00 2019 +0300

    systemd detection result caching nit fixes

    Change-Id: If54dd5c33a2e6535cc2ae9cf96179a202f6ed1a3
    Related-bug: #1756823