Updates hydra: 873c997 Adds hydractl hwinfo

diff --git a/hydra b/hydra
index 4a247c0948fb2920015a5352cd950f7aec695451..873c997347a2fe315c08291984d0187830181400 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit 4a247c0948fb2920015a5352cd950f7aec695451
+Subproject commit 873c997347a2fe315c08291984d0187830181400