windows/list_raw_input_devices: fix allocation size
windows/list_raw_input_devices: fix allocation size

There was a heap buffer overflow due to a miscomputation in
GetRawInputDeviceListWithAlloc().

While at it, display the handle too.

fishilico/shared,fishilico/shared,fishilico/shared,fishilico/shared,fishilico/shared,fishilico/shared,fishilico/shared