[refactoring] Add a missing header and remove unused code in xapi_vm.mli
[refactoring] Add a missing header and remove unused code in xapi_vm.mli

Signed-off-by: Thomas Gazagnaire <d17b540e4bd20a6d2c62b93674760725b3f75517@citrix.com>

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