Add bash completion to VCPUs-params param-key
Add bash completion to VCPUs-params param-key

Signed-off-by: Yang Hongyang <5089988faad16a34ba6772ee0653fa1817eeab99@cn.fujitsu.com>

koushikcgit/xcp-networkd,djs55/squeezed,johnelse/xcp-rrdd,koushikcgit/xcp-rrdd,koushikcgit/xcp-rrdd,koushikcgit/xcp-rrdd,sharady/xcp-networkd,johnelse/xcp-rrdd,sharady/xcp-networkd,djs55/xcp-networkd,djs55/xcp-rrdd,robhoes/squeezed,djs55/xcp-networkd,djs55/xcp-rrdd,simonjbeaumont/xcp-rrdd,simonjbeaumont/xcp-rrdd,koushikcgit/xcp-networkd