Updates hydra

diff --git a/hydra b/hydra
index 05d209487e188e5e4a634aace13913835057bf2b..223d9951f4fe0183a058e44d589d405f0c278cbf 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit 05d209487e188e5e4a634aace13913835057bf2b
+Subproject commit 223d9951f4fe0183a058e44d589d405f0c278cbf