Stop barbican-api during rpm removal.
Stop barbican-api during rpm removal.

Change-Id: If5e8e3081935284419f28a21d79920e4c31084b1

jmvrbanac/barbican,cneill/barbican,cneill/barbican,openstack/barbican,MCDong/barbican,jfwood/barbican-1,cloudkeep/barbican,jfwood/barbican-1,cloudkeep/barbican,openstack/barbican,MCDong/barbican,jmvrbanac/barbican