Aliases were first deprecated in oslo.messaging 5.20.0
during Pike, and they have been removed in Stein.
This update removes oslo transport aliases in both
dcorch and dcmanager messaging to support the
containerized keystone-api-proxy that uses Stein.
Story: 2004766
Task: 30450
Change-Id: I015e23575d56ab031a7a94efa4ec5464fcd3f543
Signed-off-by: Tao Liu <tao.liu@windriver.com>
4139b42efe