ASoC: rt5670: Prefix hexadecimal ID register value with 0x in error print

Make it obvious that unexpected value read from ID register is printed in
hexadecimal.
Signed-off-by: NJarkko Nikula <jarkko.nikula@linux.intel.com>
Signed-off-by: NMark Brown <broonie@kernel.org>

sound/soc/codecs/rt5670.c

@@ -2863,7 +2863,7 @@ static int rt5670_i2c_probe(struct i2c_client *i2c,
 	regmap_read(rt5670->regmap, RT5670_VENDOR_ID2, &val);
 	if (val != RT5670_DEVICE_ID) {
 		dev_err(&i2c->dev,
-			"Device with ID register %x is not rt5670/72\n", val);
+			"Device with ID register %#x is not rt5670/72\n", val);
 		return -ENODEV;
 	}