prebuilt.conf: updating FULL_BINHOST

Change-Id: I151d542c56f2f578c5d38e2d564140d624466c78
diff --git a/overlay-amd64-host/prebuilt.conf b/overlay-amd64-host/prebuilt.conf
index 12dfa93..485e51a 100644
--- a/overlay-amd64-host/prebuilt.conf
+++ b/overlay-amd64-host/prebuilt.conf
@@ -1,2 +1,2 @@
 
-FULL_BINHOST="gs://chromeos-prebuilt/board/amd64-host/chroot-2015.09.08.124233/packages/"
+FULL_BINHOST="gs://chromeos-prebuilt/board/amd64-host/chroot-2015.09.08.235103/packages/"