maintainers: Fix dkodihal's email address

The email address of Deepak is incorrect that does match the one in
gerrit.
Fix it to use the correct one.

Signed-off-by: Lei YU <mine260309@gmail.com>
Change-Id: I0f2cc9bd89f0c2cf232d41018071aeea237cc1fe
diff --git a/MAINTAINERS b/MAINTAINERS
index 5562aaf..b694c5a 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -46,6 +46,6 @@
 M:  Vernon Mauery <vernon.mauery@linux.intel.com> <vmauery!>
 R:  Brad Bishop <bradleyb@fuzziesquirrel.com> <radsquirrel!>
 R:  Adriana Kobylak <anoo@us.ibm.com> <anoo!>
-R:  Deepak Kodihalli <dkodihal@linux.vnet.ibm.com> <dkodihal!>
+R:  Deepak Kodihalli <dkodihal@in.ibm.com> <dkodihal!>
 R:  Ed Tanous <ed.tanous@intel.com> <EdTanous!>
 R:  Richard Thomaiyar <richard.marian.thomaiyar@linux.intel.com> <rthomaiy123!>