Updated openstack/openstack
Project: openstack-dev/devstack  1ecd43da5434b8ef7dafb49b9b30c9c1b18afffe

Users in service group should not have email addresses

Change-Id: Ieed9dffce5cf1e735e482dd3494ac1e103b50955
Closes-Bug: 1185201
Signed-off-by: Gael Chamoulaud <gchamoul@redhat.com>