deckard: update, mainly to fix outdated RRSIG

diff --git a/tests/deckard b/tests/deckard
index a04f966047c3df1ea452ddce729261e349eca591..e1c495947b0860980f78d308cae909e0e24de29f 160000 (submodule)
--- a/tests/deckard
+++ b/tests/deckard
@@ -1 +1 @@
-Subproject commit a04f966047c3df1ea452ddce729261e349eca591
+Subproject commit e1c495947b0860980f78d308cae909e0e24de29f