iio:adc: drop assign iio_info.driver_module and iio_trigger_ops.owner

The equivalent of both of these are now done via macro magic when
the relevant register calls are made.  The actual structure
elements will shortly go away.

Signed-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>
Reviewed-by: Lars-Peter Clausen <lars@metafoo.de>

drivers/iio/adc/ad7266.c

@@ -280,7 +280,6 @@ static AD7266_DECLARE_DIFF_CHANNELS_FIXED(u, 'u');
 static const struct iio_info ad7266_info = {
 	.read_raw = &ad7266_read_raw,
 	.update_scan_mode = &ad7266_update_scan_mode,
-	.driver_module = THIS_MODULE,
 };
 
 static const unsigned long ad7266_available_scan_masks[] = {