Update deckard to val_cname_secure_insecure tests

diff --git a/tests/deckard b/tests/deckard
index b7453577c57cb837261ca6e21098b8a44a9e8b3d..71c1f21570cfabee3952a687ceb1a2f13d8adc4e 160000 (submodule)
--- a/tests/deckard
+++ b/tests/deckard
@@ -1 +1 @@
-Subproject commit b7453577c57cb837261ca6e21098b8a44a9e8b3d
+Subproject commit 71c1f21570cfabee3952a687ceb1a2f13d8adc4e