Update FULL_BINHOST="http://commondatastorage.googleapis.com/chromeos-prebuilt/board/amd64-host/chroot-08.09.11.032726/packages/" in /b/cbuild/src/overlays/overlay-amd64-host/prebuilt.conf

Change-Id: I873fa32e501e49b06ea630e3cff44156d9d6edb4
diff --git a/overlay-amd64-host/prebuilt.conf b/overlay-amd64-host/prebuilt.conf
index 1c42a9c..cc1769b 100644
--- a/overlay-amd64-host/prebuilt.conf
+++ b/overlay-amd64-host/prebuilt.conf
@@ -1 +1 @@
-FULL_BINHOST="http://commondatastorage.googleapis.com/chromeos-prebuilt/board/amd64-host/chroot-07.09.11.232137/packages/"
+FULL_BINHOST="http://commondatastorage.googleapis.com/chromeos-prebuilt/board/amd64-host/chroot-08.09.11.032726/packages/"