ASoC: codecs: max9768: update contact email

The 'pengutronix' address is defunct for years. Use the proper contact
address.
Signed-off-by: Wolfram Sang <wsa@kernel.org>
Link: https://lore.kernel.org/r/20200502142646.19033-1-wsa@kernel.orgSigned-off-by: Mark Brown <broonie@kernel.org>

sound/soc/codecs/max9768.c

@@ -220,6 +220,6 @@ static struct i2c_driver max9768_i2c_driver = {
 };
 module_i2c_driver(max9768_i2c_driver);
 
-MODULE_AUTHOR("Wolfram Sang <w.sang@pengutronix.de>");
+MODULE_AUTHOR("Wolfram Sang <kernel@pengutronix.de>");
 MODULE_DESCRIPTION("ASoC MAX9768 amplifier driver");
 MODULE_LICENSE("GPL v2");