[cli-ref] Update python-glanceclient to 2.2.0
[cli-ref] Update python-glanceclient to 2.2.0

Change-Id: Ice24a292867d6f2bcd1d4c757c72f1bc239f74a5

openstack/openstack-manuals,openstack/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,AlekhyaMallina-Vedams/openstack-manuals,openstack/openstack-manuals,openstack/openstack-manuals