mkcloud: Increase disk size for compute nodes
mkcloud: Increase disk size for compute nodes

With the new manila-service VM, nova-scheduler complains that
the DiskFilter returns 0 hosts which leads to:

No valid host was found. There are not enough hosts available.

gosipyan/automation,SUSE-Cloud/automation,SUSE-Cloud/automation,vmoravec/automation,gosipyan/automation,aspiers/automation,vmoravec/automation,gosipyan/automation,SUSE-Cloud/automation,SUSE-Cloud/automation,gosipyan/automation,aspiers/automation,vmoravec/automation,aspiers/automation,vmoravec/automation,aspiers/automation