Updates hydra

diff --git a/hydra b/hydra
index be80dee110372c73f712dc22724f68c893760fc5..574a7485c21ee6b45a48e8fe57f1150bd8e4c556 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit be80dee110372c73f712dc22724f68c893760fc5
+Subproject commit 574a7485c21ee6b45a48e8fe57f1150bd8e4c556