prebuilt.conf: updating FULL_BINHOST

Change-Id: I6b4300e41de8beaf7aa74cc98e9c60ed8665cfd2
diff --git a/overlay-tael/prebuilt.conf b/overlay-tael/prebuilt.conf
index 7faab02..f415f2c 100644
--- a/overlay-tael/prebuilt.conf
+++ b/overlay-tael/prebuilt.conf
@@ -1 +1 @@
-FULL_BINHOST="gs://chromeos-prebuilt/board/tael/full-R73-11552.0.0-rc1/packages/"
+FULL_BINHOST="gs://chromeos-prebuilt/board/tael/full-R73-11552.0.0-rc2/packages/"