Merge tag '6.3.1' into debian/yoga

oslo.rootwrap 6.3.1 release

meta:version: 6.3.1
meta:diff-start: -
meta:series: independent
meta:release-type: release
meta:pypi: yes
meta:first: no
meta:release:Author: Douglas Viroel <dviroel@redhat.com>
meta:release:Commit: Douglas Viroel <dviroel@redhat.com>
meta:release:Change-Id: Idd2e8cf74a9fee48f900750f643eb92a69561f90
meta:release:Code-Review+2: Hervé Beraud <herveberaud.pro@gmail.com>
meta:release:Code-Review+2: Elod Illes <elod.illes@est.tech>
meta:release:Workflow+1: Elod Illes <elod.illes@est.tech>