Updates hydra: a134a47 Move specific initramfs-tools to its block

diff --git a/hydra b/hydra
index b0064a62765f6109d3f2ac1a831799c63515969a..a134a4704c83912c8374313853cbcb4e8b788150 160000 (submodule)
--- a/hydra
+++ b/hydra
@@ -1 +1 @@
-Subproject commit b0064a62765f6109d3f2ac1a831799c63515969a
+Subproject commit a134a4704c83912c8374313853cbcb4e8b788150