OWNERS: adjust Josh's email

Email in OWNERS file does not match the one used as the primary
email in Gerrit, so OWNERS plugin doesn't trigger adding Josh
as a reviewer.  Adjust to match.

Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
Change-Id: I53307ef821b0141333267f1ad52b989e4f485efd
diff --git a/OWNERS b/OWNERS
index d6915b2..6b04819 100644
--- a/OWNERS
+++ b/OWNERS
@@ -44,5 +44,5 @@
   email: edtanous@google.com
   discord: edtanous
 - name: Josh Lehan
-  email: krellan@google.com
+  email: krellan@gmail.com
   discord: Krellan