mech_eap: enable sha256

diff --git a/moonshot b/moonshot
index 28b913e..c9df08b 160000 (submodule)
--- a/moonshot
+++ b/moonshot
@@ -1 +1 @@
-Subproject commit 28b913e0c7bcb9072321a84da8a96cb6219e0ca8
+Subproject commit c9df08bd4696ecfe7841083eedf8e5e7ff25a0b9