openstacksdk 0.57.0 release

meta:version: 0.57.0
meta:diff-start: -
meta:series: xena
meta:release-type: release
meta:pypi: yes
meta:first: no
meta:release:Author: Artem Goncharov <Artem.goncharov@gmail.com>
meta:release:Commit: Artem Goncharov <Artem.goncharov@gmail.com>
meta:release:Change-Id: Id95dc32e2cd72f8e3d217146d02160a6cff05485
meta:release:Code-Review+2: Hervé Beraud <herveberaud.pro@gmail.com>
meta:release:Code-Review+1: Stephen Finucane <stephenfin@redhat.com>
meta:release:Code-Review+2: Elod Illes <elod.illes@est.tech>
meta:release:Workflow+1: Elod Illes <elod.illes@est.tech>