V4L/DVB (6665a): finish the VID_HARDWARE_* removal

This patch removes a few remainders of the VID_HARDWARE_* removal.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Mauro Carvalho Chehab <mchehab@infradead.org>
643d01fb38b6f376cced035549f4e193018776e7