MAINTAINERS: Update contact information for Greg Malysa

My previous address is no longer accessible, but I will continue to be
involved in maintaining the ADI sc5xx platforms. This updates my contact
information and hopefully avoids bouncing emails from other developers.

Signed-off-by: Greg Malysa <malysagreg@gmail.com>
diff --git a/.mailmap b/.mailmap
index dc11775..b2c9875 100644
--- a/.mailmap
+++ b/.mailmap
@@ -42,6 +42,7 @@
 Eugen Hristev <eugen.hristev@linaro.org> <eugen.hristev@microchip.com>
 Eugen Hristev <eugen.hristev@linaro.org> <eugen.hristev@collabora.com>
 Fabio Estevam <fabio.estevam@nxp.com>
+Greg Malysa <malysagreg@gmail.com> <greg.malysa@timesys.com>
 Harini Katakam <harini.katakam@amd.com> <harini.katakam@xilinx.com>
 Harsha <harsha.harsha@amd.com> <harsha.harsha@xilinx.com>
 Heiko Stuebner <heiko.stuebner@cherry.de> <heiko.stuebner@theobroma-systems.com>
diff --git a/MAINTAINERS b/MAINTAINERS
index c185128..4e90a88 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -615,7 +615,7 @@
 
 ARM SC5XX
 M:	Nathan Barrett-Morrison <nathan.morrison@timesys.com>
-M:	Greg Malysa <greg.malysa@timesys.com>
+M:	Greg Malysa <malysagreg@gmail.com>
 M:	Ian Roberts <ian.roberts@timesys.com>
 M:	Vasileios Bimpikas <vasileios.bimpikas@analog.com>
 M:	Utsav Agarwal <utsav.agarwal@analog.com>