CP-15105: VM.has_vendor_device
CP-15105: VM.has_vendor_device

The VM record type (defined in the xen-api repository) has a new
field so it must be specified to fix the build.

Signed-off-by: Thomas Sanders <c547603d2dd860735c4f0c043b1348f5c48c02f8@citrix.com>

xenserver/guest-templates,xenserver/guest-templates