<fix>[vm]: still using block id while libvirt version less than 6.0.0
<fix>[vm]: still using block id while libvirt version less than 6.0.0

Resolves: ZSTAC-48823

Change-Id: I696a67716369787a6876786475617a7973627572

zstackio/zstack-utility,zstackio/zstack-utility,zstackio/zstack-utility