oslo.service 1.31.6 release

meta:version: 1.31.6
meta:diff-start: -
meta:series: rocky
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: I1f0c4856e939bfa76e90542efc5091a4a9baa9a4
meta:release:Code-Review+2: Doug Hellmann <doug@doughellmann.com>
meta:release:Code-Review+1: Ben Nemec <openstack@nemebean.com>
meta:release:Code-Review+2: Sean McGinnis <sean.mcginnis@gmail.com>
meta:release:Code-Review+1: Ivan Kolodyazhny <e0ne@e0ne.info>
meta:release:Workflow+1: Doug Hellmann <doug@doughellmann.com>