changed port in argument '--bootstrap-admin-url'
changed port in argument '--bootstrap-admin-url'

Before keystone needed to be run on two separate ports to accommodate
the Identity v2 API which ran a separate admin-only service commonly
on port 35357. With the removal of the v2 API, keystone runs on port
5000.

Change-Id: I7744f664a9477430fb350889dc46cdf63dee17f9

openstack/keystone,openstack/keystone,openstack/keystone,mahak/keystone,mahak/keystone,mahak/keystone