Updates hydra: 3246ad6 Fix: hydractl: sync-media: run git gc and git prune on git...

diff --git a/hydra b/hydra
index c3e26af4cefe5399dc896979c27a1f55c91b027c..3246ad6f501251c34fd4bfdb46001e460cd6536d 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit c3e26af4cefe5399dc896979c27a1f55c91b027c
+Subproject commit 3246ad6f501251c34fd4bfdb46001e460cd6536d