Updates hydra: 8b6eb8b Fix: TPC: additional details

diff --git a/hydra b/hydra
index 35a8d914e79aaa9b54881a179770da0e0de0a835..8b6eb8bd5b9b5fc7e108173e9ba39006e288a035 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit 35a8d914e79aaa9b54881a179770da0e0de0a835
+Subproject commit 8b6eb8bd5b9b5fc7e108173e9ba39006e288a035