Updates hydra: ff22a6d Deploy: fix newkeys invocation

diff --git a/hydra b/hydra
index e4498e5d6ce79262c50fa35943c9b4cfd1323a71..ff22a6d448516aaacd13a8268267bf886c2d8309 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit e4498e5d6ce79262c50fa35943c9b4cfd1323a71
+Subproject commit ff22a6d448516aaacd13a8268267bf886c2d8309