bus/pci: fix unknown NUMA node value on Windows

bus/pci: fix unknown NUMA node value on Windows

On older CPUs, currently numa_node returns value only for socket 0.
Instead, application should be able to make correct decision and
also to keep consistent with the Linux code,
replace the return value to -1.

Fixes: ac7c98d04f2c ("bus/pci: ignore missing NUMA node on Windows")
Cc: stable@dpdk.org
Reported-by: Vipin Varghese <vipin.varghese@intel.com>
Signed-off-by: Pallavi Kadam <pallavi.kadam@intel.com>
Acked-by: Tal Shnaiderman <talshn@nvidia.com>