media: ov2740: make ov2740 driver only work with ACPI

As the ACPI id of ov2740 camera sensor was registered as "INT3474",
current ov2740 driver is supposed to be working with ACPI only.

Signed-off-by: Bingbu Cao <bingbu.cao@intel.com>
Suggested-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>