oslo.service 4.5.1 release

meta:version: 4.5.1
meta:team: oslo
meta:diff-start: -
meta:series: gazpacho
meta:branch: master
meta:release-type: release
meta:pypi: yes
meta:first: no
meta:release:Author: Ghanshyam Maan <gmaan.os14@gmail.com>
meta:release:Commit: Ghanshyam Maan <gmaan.os14@gmail.com>
meta:release:Change-Id: Id4898fc2dc0a4c5cd54f1159200af9a071ada4d8
meta:release:Code-Review+1: Takashi Kajinami <kajinamit@oss.nttdata.com>
meta:release:Code-Review+1: yatin <ykarel@redhat.com>
meta:release:Workflow+1: Elod Illes <elod.illes@est.tech>
meta:release:Code-Review+2: Dr. Jens Harbott <frickler@offenerstapel.de>
meta:release:Code-Review+2: Elod Illes <elod.illes@est.tech>