Updates hydra: 42b13d0 Fix: sync-media: sync_media_add_metadata: improved symlink...

diff --git a/hydra b/hydra
index 2c2310a2482cd8a454f92e46dc3de5d33e57fcbb..42b13d0d61555abe706b1b48f4ece23965a2e308 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit 2c2310a2482cd8a454f92e46dc3de5d33e57fcbb
+Subproject commit 42b13d0d61555abe706b1b48f4ece23965a2e308