media: staging: atomisp: select V4L2_FWNODE

Select V4L2_FWNODE as the driver depends on it.

Reported-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Fixes: aa31f651 ("media: atomisp: allow building the driver again")
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Tested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Reviewed-by: Hans de Goede <hdegoede@redhat.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@kernel.org>