os-ken 2.11.0 release

meta:version: 2.11.0
meta:team: neutron
meta:diff-start: -
meta:series: epoxy
meta:branch: master
meta:release-type: release
meta:pypi: yes
meta:first: yes
meta:release:Author: Elod Illes <elod.illes@est.tech>
meta:release:Commit: Elod Illes <elod.illes@est.tech>
meta:release:Change-Id: Iea65141576e5d20e6764b4f92ee31e08a3ffffe2
meta:release:Code-Review+2: Elod Illes <elod.illes@est.tech>
meta:release:Code-Review+1: Rodolfo Alonso <ralonsoh@redhat.com>
meta:release:Code-Review+2: Thierry Carrez <thierry@openstack.org>
meta:release:Workflow+1: Thierry Carrez <thierry@openstack.org>
meta:release:Code-Review+1: Brian Haley <haleyb.dev@gmail.com>