Updates hydra

diff --git a/hydra b/hydra
index 0713c6ce61b42938791ff93d5242ce0b5a49d499..84e2c077a9ca32d36413beabacca07240fa2ca4d 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit 0713c6ce61b42938791ff93d5242ce0b5a49d499
+Subproject commit 84e2c077a9ca32d36413beabacca07240fa2ca4d