Update OS::Glance::CommonImageProperties in metadefs
Update OS::Glance::CommonImageProperties in metadefs

Add missing properties, as of Train, defined in etc/schema-image.json
for OS::Glance::CommonImageProperties defined in
etc/metadefs/glance-common-image-props.json

Change-Id: I3e6d2ab88cca41bbf66dbced8b576637f13b9f57
Closes-bug: #1856581

openstack/glance,openstack/glance,openstack/glance