Updates hydra

diff --git a/hydra b/hydra
index 4f6b37431e9fc86d03e2805e6ded3ee18f35f13b..ff1adf417e29639d8b814db2fad6dae54d8d056e 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit 4f6b37431e9fc86d03e2805e6ded3ee18f35f13b
+Subproject commit ff1adf417e29639d8b814db2fad6dae54d8d056e