update seabios submodule to 1.16.2

git shortlog rel-1.16.1..rel-1.16.2
-----------------------------------

David Woodhouse (1):
      xen: require Xen info structure at 0x1000 to detect Xen

Qi Zhou (1):
      usb: fix wrong init of keyboard/mouse's if first interface is not boot protocol

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
1 file changed