Updates hydra: 254c7de Feat: hydractl: provision: support for discards (TRIM)

diff --git a/hydra b/hydra
index 86f81339303d50696b37ccf92316811e66094110..254c7def6f68b5529686d331b98c60a77780ff0f 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit 86f81339303d50696b37ccf92316811e66094110
+Subproject commit 254c7def6f68b5529686d331b98c60a77780ff0f