Add schuffelen@ to OWNERS.

Bug: 111211735
Test: n/a
Change-Id: Ide3a3c414e72edff7f0dbcad5279b331ddcfae6a
diff --git a/OWNERS b/OWNERS
index fe15e48..5c0d0bd 100644
--- a/OWNERS
+++ b/OWNERS
@@ -1,5 +1,5 @@
 ghartman@google.com
 jemoreira@google.com
-pinghao@google.com
 haining@google.com
 malchev@google.com
+schuffelen@google.com