Updates hydra: 9a4fd03 Fix: hydractl sync-media-export logic

diff --git a/hydra b/hydra
index 214b919659d3a1cd606308ba52ace5c6380b6df8..9a4fd039c1206fb79b9b4f098fe4e34474e1907d 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit 214b919659d3a1cd606308ba52ace5c6380b6df8
+Subproject commit 9a4fd039c1206fb79b9b4f098fe4e34474e1907d