update OWNERS for VTS

Test: inspection
Bug: 75325573
Change-Id: I61c0d7fd4c4ca49e9370c8dc2bcfc5e00812aec1
diff --git a/OWNERS b/OWNERS
index d19f68e..289a174 100644
--- a/OWNERS
+++ b/OWNERS
@@ -3,3 +3,4 @@
 maco@google.com
 malchev@google.com
 smoreland@google.com
+yim@google.com # VTS