Update OWNERS file

Remove Xoogler kwstephenkim

Test: TreeHugger
Change-Id: Ic9822832a779ca460ff0f81acb5d8ddcc84f464e
diff --git a/OWNERS b/OWNERS
index ff03bec..4a237c5 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1,2 +1 @@
 jemoreira@google.com
-kwstephenkim@google.com