This commit creates the Keystone identity service and endpoints
during keystone bootstrap configuration. This enables the Barbican
service to create OpenStack secrets.
Test Plan:
PASS: Perform a complete deploy in a DC environment.
PASS: Check that OpenStack secrets were created.
PASS: Verify Barbican secrets can get on the subcloud with the correct
payload.
Closes-bug: 2067097
Change-Id: I3e76bb1ccdf0fd24adbbb714083fb6381d9290f9
Signed-off-by: Hugo Brito <hugo.brito@windriver.com>