media: ipu3-cio2: Make the field on subdev format V4L2_FIELD_NONE

media: ipu3-cio2: Make the field on subdev format V4L2_FIELD_NONE

The ipu3-cio2 doesn't make use of the field and this is reflected in V4L2
buffers as well as the try format. Do this in active format, too.

Fixes: 601956def612 ("media: intel-ipu3: cio2: add new MIPI-CSI2 driver")
Signed-off-by: Sakari Ailus <sakari.ailus@linux.intel.com>
Reviewed-by: Bingbu Cao <bingbu.cao@intel.com>
Reviewed-by: Andy Shevchenko <andy.shevchenko@gmail.com>
Reviewed-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Cc: stable@vger.kernel.org # v4.16 and up
Signed-off-by: Mauro Carvalho Chehab <mchehab+huawei@kernel.org>