MAINTAINERS: i2c: Add third maintainer

Add me as a third maintainer to help out in the i2c subsystem.

Signed-off-by: Wolfram Sang <w.sang@pengutronix.de>
Signed-off-by: Jean Delvare <khali@linux-fr.org>
Cc: Ben Dooks <ben-linux@fluff.org>
diff --git a/MAINTAINERS b/MAINTAINERS
index 1094edf..9efa5bf 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3193,6 +3193,7 @@
 I2C SUBSYSTEM
 M:	"Jean Delvare (PC drivers, core)" <khali@linux-fr.org>
 M:	"Ben Dooks (embedded platforms)" <ben-linux@fluff.org>
+M:	"Wolfram Sang (embedded platforms)" <w.sang@pengutronix.de>
 L:	linux-i2c@vger.kernel.org
 W:	http://i2c.wiki.kernel.org/
 T:	quilt kernel.org/pub/linux/kernel/people/jdelvare/linux-2.6/jdelvare-i2c/