iio: temperature: ltc2983: make use of spi_get_device_match_data()

Use spi_get_device_match_data() as it simplifies the code. No functional
change intended...
Signed-off-by: Nuno Sa <nuno.sa@analog.com>
Link: https://lore.kernel.org/r/20240222-ltc2983-misc-improv-v1-1-cf7d4457e98c@analog.comSigned-off-by: Jonathan Cameron <Jonathan.Cameron@huawei.com>

drivers/iio/temperature/ltc2983.c

@@ -1614,9 +1614,7 @@ static int ltc2983_probe(struct spi_device *spi)
 
 	st = iio_priv(indio_dev);
 
-	st->info = device_get_match_data(&spi->dev);
-	if (!st->info)
-		st->info = (void *)spi_get_device_id(spi)->driver_data;
+	st->info = spi_get_device_match_data(spi);
 	if (!st->info)
 		return -ENODEV;