update OWNERS

Update self(IK) e-mail address.
I have updated my email address as I'm now planning to contribute under
a personal License Agreement.

Change-Id: I266372006f222f86f38a6d3e34f92a051b3b516b
Signed-off-by: Igor Kononenko <i.kononenko.e@gmail.com>
diff --git a/OWNERS b/OWNERS
index 6ec85f3..50f1807 100644
--- a/OWNERS
+++ b/OWNERS
@@ -33,7 +33,7 @@
 
 owners:
 - bradleyb@fuzziesquirrel.com
-- i.kononenko@yadro.com
+- i.kononenko.e@gmail.com
 
 reviewers:
 
@@ -44,5 +44,5 @@
   email: bradleyb@fuzziesquirrel.com
   discord: radsquirrel
 - name: Igor Kononenko
-  email: i.kononenko@yadro.com
+  email: i.kononenko.e@gmail.com
   discord: IK