MAINTAINERS: Change Ratan's email address

Signed-off-by: Ratan Gupta <ratankgupta31@gmail.com>
Change-Id: I31e856c1ef245847e6088cc8e88c24b839db2593
diff --git a/MAINTAINERS b/MAINTAINERS
index bb0c957..04b8018 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -42,7 +42,7 @@
 START OF MAINTAINERS LIST
 -------------------------
 
-M:  Ratan Gupta <ratagupt@linux.vnet.ibm.com> <rgupta!>
+M:  Ratan Gupta <ratankgupta31@gmail.com> <rgupta!>
 M:  William Kennington <wak@google.com> <wak-work!>
 R:  Adriana Kobylak <anoo@us.ibm.com> <anoo!>
 R:  Nagaraju Goruganti <ngorugan@in.ibm.com>