TBR: Add Josh to CONTRIBUTORS

Change-Id: I50445ca60e74dda524a7dfcd1fe77aa14943d202
diff --git a/CONTRIBUTORS b/CONTRIBUTORS
index bed00ea..f399928 100644
--- a/CONTRIBUTORS
+++ b/CONTRIBUTORS
@@ -10,4 +10,5 @@
 #     Name <email address>
 Dan Afergan <afergan@google.com>
 Jason Campbell <jasoncampbell@google.com>
-Biplab Deka <biplabd@google.com>
\ No newline at end of file
+Biplab Deka <biplabd@google.com>
+Josh Hibchman <hibschman@google.com>