V4L/DVB (5957): Add remote keymap for the Hauppauge Nova-TD Stick

Copied from drivers/media/dvb/dvb-usb/nova-t-usb2.c

Signed-off-by: Janne Grunau <janne-dvb@grunau.be>
Signed-off-by: Patrick Boettcher <pb@linuxtv.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>