prebuilt.conf: updating FULL_BINHOST

Change-Id: Ibd59dfe1a87461b929bf1a404971b9ad0448e56c
diff --git a/overlay-tatl/prebuilt.conf b/overlay-tatl/prebuilt.conf
index 970e685..57669ca 100644
--- a/overlay-tatl/prebuilt.conf
+++ b/overlay-tatl/prebuilt.conf
@@ -1 +1 @@
-FULL_BINHOST="gs://chromeos-prebuilt/board/tatl/full-R69-10818.0.0-rc1/packages/"
+FULL_BINHOST="gs://chromeos-prebuilt/board/tatl/full-R69-10818.0.0-rc2/packages/"