Add USB ID for Pinnacle PCTV HD USB Stick.  According to the USB trace and
photos, the only difference is the removal of the port for the analog
S-video/audio input.

Thanks to Mike Pringle <oblongd@gmail.com> for providing the USB trace of the
device starting up, and testing the support.
Signed-off-by: Devin Heitmueller <devin.heitmueller@gmail.com>
Signed-off-by: Patrick Boettcher <pb@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>