Add Barbican user to endpoint reconfiguration script.
Openstack related operations (user, service and endpoint configuration)
are now handled exclusively by sysinv config_endpoints
Test Plan:
1. PASS: Verify full DC system deployment - System Controller + 3
Subclouds install/bootstrap (virtual lab)
2. PASS: Verify Openstack Barbican user created
3. PASS: Verify Admin role for the Barbican user set in the services
project
4. PASS: Verify Openstack Barbican service created
5. PASS: Verify admin, internal and public endpoints configured for
Barbican
Story: 2011035
Task: 49738
Change-Id: I8045cb12d3faa20147b0b84bc9e5ce6c2e0cddf2
Signed-off-by: Hugo Brito <hugo.brito@windriver.com>