[cli-ref] Update python-glanceclient to 2.5.0
[cli-ref] Update python-glanceclient to 2.5.0

Change-Id: Ida0e7646084441ddff1e428000ff7e3e7d526b1b

openstack/openstack-manuals,openstack/openstack-manuals,openstack/openstack-manuals,openstack/openstack-manuals