Update janitors.

Change-Id: I84c8104194df50d1c080a57dbf8d6f21bfb4e713
diff --git a/janitors/OWNERS b/janitors/OWNERS
index 3e32c26..e132f0b 100644
--- a/janitors/OWNERS
+++ b/janitors/OWNERS
@@ -2,5 +2,5 @@
 ccross@google.com
 dwillemsen@google.com
 enh@google.com
-hhb@google.com
 narayan@google.com
+sadafebrahimi@google.com
\ No newline at end of file