snd_hdspe(4): Recognize newer firmware's PCI vendor id.

At least for HDSPe RayDAT cards, newer firmware comes with RME's own PCI
vendor id instead of the Xilinx one. Other HDSPe cards are probably also
affected. Update snd_hdspe(4) to recognize both the old Xilinx and the
new RME vendor ids.

Differential Revision: https://reviews.freebsd.org/D44978
MFC after: 1 day