heat 15.1.0 release

meta:version: 15.1.0
meta:diff-start: -
meta:series: victoria
meta:release-type: release
meta:pypi: no
meta:first: no
meta:release:Author: Elod Illes <elod.illes@est.tech>
meta:release:Commit: Előd Illés <elod.illes@est.tech>
meta:release:Change-Id: I0070cff25fd6f77ea488dc5837e2d769cb03618e
meta:release:Code-Review+1: Rico Lin <ricolin@ricolky.com>
meta:release:Code-Review+2: Elod Illes <elod.illes@est.tech>
meta:release:Code-Review+2: Thierry Carrez <thierry@openstack.org>
meta:release:Workflow+1: Thierry Carrez <thierry@openstack.org>
This tag has no release notes.