prebuilt.conf: updating FULL_BINHOST

Change-Id: If0ac48c2bcececd09ca9f6f5e65798ec322bbb34
diff --git a/overlay-tael/prebuilt.conf b/overlay-tael/prebuilt.conf
index f3914dc..ee12066 100644
--- a/overlay-tael/prebuilt.conf
+++ b/overlay-tael/prebuilt.conf
@@ -1 +1 @@
-FULL_BINHOST="gs://chromeos-prebuilt/board/tael/full-R69-10818.0.0-rc1/packages/"
+FULL_BINHOST="gs://chromeos-prebuilt/board/tael/full-R69-10818.0.0-rc2/packages/"