openstacksdk 0.55.1 release

meta:version: 0.55.1
meta:diff-start: -
meta:series: wallaby
meta:release-type: release
meta:pypi: yes
meta:first: no
meta:release:Author: Alfredo Moralejo <amoralej@redhat.com>
meta:release:Commit: Alfredo Moralejo <amoralej@redhat.com>
meta:release:Change-Id: Id542ffb6411ee01fff1b91a54d632833ced4395d
meta:release:Code-Review+2: Alan Pevec <alan.pevec@redhat.com>
meta:release:Code-Review+1: Artem Goncharov <artem.goncharov@gmail.com>
meta:release:Workflow+1: Alan Pevec <alan.pevec@redhat.com>