Create keystone domains via client state starting from Q

Service resources should be managed by client states to avoid
races in setup.
This patch explicitly denies creating domains from keystone.server
state starting from Q, as they still not work due to removed
service token and formula design.

Change-Id: Ic1687756f494160dc1e5af1394ed1c6c638285ec
Related-Prod: PROD-25698
1 file changed