ARM: DRA7: Add Maintainer

Adding Maintainer for DRA7xx.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>

MAINTAINERS

diff --git a/MAINTAINERS b/MAINTAINERS
index a406f6a..4871236 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -973,6 +973,10 @@
 
 	SFFSDR		ARM926EJS
 
+Lokesh Vutla <lokeshvutla@ti.com>
+
+	dra7xx_evm	ARM ARMV7 (DRA7xx Soc)
+
 Matt Waddel <matt.waddel@linaro.org>
 
 	vexpress_ca9x4	ARM ARMV7 (Quad Core)