MAINTAINERS: Change Jagan's email address

Missed few mails from openedev, since most of the day I look at
amarulasolutions mail so update the same.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
diff --git a/doc/git-mailrc b/doc/git-mailrc
index b75ebab..9cf1807 100644
--- a/doc/git-mailrc
+++ b/doc/git-mailrc
@@ -24,7 +24,7 @@
 alias hs             Heiko Schocher <hs@denx.de>
 alias iwamatsu       Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
 alias jaehoon        Jaehoon Chung <jh80.chung@samsung.com>
-alias jagan          Jagan Teki <jagan@openedev.com>
+alias jagan          Jagan Teki <jagan@amarulasolutions.com>
 alias jhersh         Joe Hershberger <joe.hershberger@ni.com>
 alias luka           Luka Perkov <luka.perkov@sartura.hr>
 alias lukma          Lukasz Majewski <lukma@denx.de>