Merge tag '2.6.2' into debian/xena

oslo.privsep 2.6.2 release

meta:version: 2.6.2
meta:diff-start: -
meta:series: xena
meta:release-type: release
meta:pypi: yes
meta:first: no
meta:release:Author: Hervé Beraud <hberaud@redhat.com>
meta:release:Commit: Hervé Beraud <hberaud@redhat.com>
meta:release:Change-Id: Iff10cee7c7fef06b855f9c536b47aaacd1b4646b
meta:release:Code-Review+2: Thierry Carrez <thierry@openstack.org>
meta:release:Code-Review+2: Elod Illes <elod.illes@est.tech>
meta:release:Workflow+1: Elod Illes <elod.illes@est.tech>