CA-208836: Use pool.policy_no_vendor_device in CLI vm-install
CA-208836: Use pool.policy_no_vendor_device in CLI vm-install

The CLI will only request a vendor device on vm-install when the
recommendations of the template suggest it _and_ there is no
policy to disable it.

Signed-off-by: Jon Ludlam <e7e3380887a8f95cc9dc4f0d51dedc7e849a287a@citrix.com>

euanh/xen-api,thomassa/xen-api,Frezzle/xen-api,thomassa/xen-api,srowe/xen-api,rafalmiel/xen-api,Frezzle/xen-api,srowe/xen-api,Frezzle/xen-api,srowe/xen-api,Frezzle/xen-api,euanh/xen-api,srowe/xen-api,rafalmiel/xen-api,thomassa/xen-api,thomassa/xen-api,rafalmiel/xen-api,rafalmiel/xen-api,euanh/xen-api,thomassa/xen-api,euanh/xen-api,Frezzle/xen-api,thomassa/xen-api,euanh/xen-api,rafalmiel/xen-api,euanh/xen-api,srowe/xen-api,rafalmiel/xen-api