Remove version from setup.cfg
Remove version from setup.cfg

Change-Id: I9be5df0a85d48fcbd6e60bbf324573fa4c1b137e

szaher/freezer-api,szaher/freezer-api,szaher/freezer-api,openstack/freezer-api,openstack/freezer-api,szaher/freezer-api,openstack/freezer-api,openstack/freezer-api