Updates hydra

diff --git a/hydra b/hydra
index 9b8930e86a261891599c1d925d4a447805a59c34..ff85837ac65caf15eae9f7d96fdc768f15b9fbd1 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit 9b8930e86a261891599c1d925d4a447805a59c34
+Subproject commit ff85837ac65caf15eae9f7d96fdc768f15b9fbd1