board: davinci: Update OMAPL138_LCDK maintainer

As per the email discussion[0], add myself as a maintainer to
OMAPL138_LCDK and drop Peter's entry.

[0] http://u-boot.10912.n7.nabble.com/OMAP-L138-LCDK-giving-up-maintainership-td394211.html

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
diff --git a/board/davinci/da8xxevm/MAINTAINERS b/board/davinci/da8xxevm/MAINTAINERS
index 42324a3..16f1032 100644
--- a/board/davinci/da8xxevm/MAINTAINERS
+++ b/board/davinci/da8xxevm/MAINTAINERS
@@ -8,7 +8,7 @@
 F:	configs/da850evm_direct_nor_defconfig
 
 OMAPL138_LCDK BOARD
-M:	Peter Howard <phoward@gme.net.au>
+M:	Lokesh Vutla <lokeshvutla@ti.com>
 S:	Maintained
 F:	include/configs/omap1l38_lcdk.h
 F:	configs/omapl138_lcdk_defconfig