iio: magnetometer: st_accel: Add LSM303D

The lsm303d has the same register mapping as the lsm9ds0,
thus we can just re-use that.

Tested on a Lenovo Yoga Tablet 2 1051-F.
Signed-off-by: Marius Hoch <mail@mariushoch.de>
Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
Tested-by: Hans de Goede <hansg@kernel.org>
Link: https://lore.kernel.org/r/20230415231130.115094-3-mail@mariushoch.deSigned-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/iio/magnetometer/st_magn_core.c

@@ -427,6 +427,7 @@ static const struct st_sensor_settings st_magn_sensors_settings[] = {
 		.wai_addr = ST_SENSORS_DEFAULT_WAI_ADDRESS,
 		.sensors_supported = {
 			[0] = LSM9DS0_IMU_DEV_NAME,
+			[1] = LSM303D_IMU_DEV_NAME,
 		},
 		.ch = (struct iio_chan_spec *)st_magn_4_16bit_channels,
 		.odr = {