fix libvirtd config lost issue
fix libvirtd config lost issue

fix fix http://172.20.197.253:8080/browse/ZSTAC-8671

Signed-off-by: Mei Lei <d1c6e4e75080176552ef8271b379adabccaa7551@gmail.com>

zstackio/zstack-utility,zstackio/zstack-utility,live4thee/zstack-utility,live4thee/zstack-utility,live4thee/zstack-utility,zstackio/zstack-utility,zstackorg/zstack-utility,zstackorg/zstack-utility,zstackorg/zstack-utility