Currently keystone policy file (policy.json) is from a custom file
patched into keystone source tree. This update removed the patched file
from keystone and instead use a puppet template to generate one at
system configuration time (puppet manifest apply).
Story: 2003110
Task: 23229
Depends-On: https://review.openstack.org/594523
Change-Id: I5f6e3f8aaf4a6b40a4f5f230e2d68280324ef10f
Signed-off-by: Andy Ning <andy.ning@windriver.com>
589d4128f2