Reservation of PCI device range 0xc200-0xc2ff to XCP-ng Project

Reservation of PCI device range 0xc200-0xc2ff to XCP-ng Project

We are the XCP-ng project (https://xcp-ng.org) and want to distribut our
 own PV-Tools (maybe also per windows updates) so we need an extra range.

We also registered a PCI-Device:

"XCP-ng Project PCI Device for Windows Update" ->
https://pci-ids.ucw.cz/read/PC/5853/c200

Signed-off-by: Alexander Schulz <code@schulzalex.de>
Reviewed-by: Paul Durrant <paul.durrant@citrix.com>
Acked-by: Ian Jackson <ian.jackson@eu.citrix.com>
Acked-by: Wei Liu <wei.liu2@citrix.com>