Updates hydra

diff --git a/hydra b/hydra
index 3378c173f9e535efa7eb75eb39e3283398f3ff0e..20d3ce7423d9a1b93649775d3c793e9d94980716 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit 3378c173f9e535efa7eb75eb39e3283398f3ff0e
+Subproject commit 20d3ce7423d9a1b93649775d3c793e9d94980716