Updates hydra

diff --git a/hydra b/hydra
index c3cf75db0aef682b2db55488ddd8df5054162c9e..c47d2e7762e8f2ac77efcee5b65ccc794f2c1f25 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit c3cf75db0aef682b2db55488ddd8df5054162c9e
+Subproject commit c47d2e7762e8f2ac77efcee5b65ccc794f2c1f25