media: cinergyT2-core: use the newer dvb-usb macros for USB device

In order to make the drivers under dvb-usb more homogeneous,
use the new macro and an enum with the USB model supported by
this driver.

Link: https://lore.kernel.org/linux-media/4b8212adab277a2bf84ab04480eb6fd37edda74f.1648499509.git.mchehab@kernel.org


Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>