MAINTAINERS: change my e-mail address for at24

I now do this as part of my work for BayLibre. Change the address
to my professional one.
Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>

MAINTAINERS

@@ -2559,7 +2559,7 @@ F:	include/linux/dmaengine.h
 F:	include/linux/async_tx.h
 
 AT24 EEPROM DRIVER
-M:	Bartosz Golaszewski <brgl@bgdev.pl>
+M:	Bartosz Golaszewski <bgolaszewski@baylibre.com>
 L:	linux-i2c@vger.kernel.org
 T:	git git://git.kernel.org/pub/scm/linux/kernel/git/brgl/linux.git
 S:	Maintained