prebuilt.conf: updating FULL_BINHOST

Change-Id: I709910b0a048ca42a0653e8f824c8e362fa725d2
diff --git a/overlay-amd64-generic/prebuilt.conf b/overlay-amd64-generic/prebuilt.conf
index 853d430..b1e8a54 100644
--- a/overlay-amd64-generic/prebuilt.conf
+++ b/overlay-amd64-generic/prebuilt.conf
@@ -1,2 +1,2 @@
 
-FULL_BINHOST="gs://chromeos-prebuilt/board/amd64-generic/full-2017.06.27.234808/packages/"
+FULL_BINHOST="gs://chromeos-prebuilt/board/amd64-generic/full-2017.06.28.014316/packages/"