Update automotive.vehicle OWNERS file

Test: none
Bug: none
Change-Id: I6f6a64658a2ad6151447bdcc77d83e66c9c12320
diff --git a/automotive/vehicle/OWNERS b/automotive/vehicle/OWNERS
index 429ec39..d6969e5 100644
--- a/automotive/vehicle/OWNERS
+++ b/automotive/vehicle/OWNERS
@@ -1,3 +1,2 @@
 ericjeong@google.com
-keunyoung@google.com
 shanyu@google.com