Updates hydra

diff --git a/hydra b/hydra
index 1cd08cf7992b6ebb02d99f8cec2d8fd7074bf3aa..51c75cb933688ad1411fb1a6a8b429820b8c18e8 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit 1cd08cf7992b6ebb02d99f8cec2d8fd7074bf3aa
+Subproject commit 51c75cb933688ad1411fb1a6a8b429820b8c18e8