tests: add Deckard module with DNAME tests

diff --git a/tests/integration/deckard b/tests/integration/deckard
index 5f50864d6f4ca79ca77f91d65eea4b23c18736c4..10c982a4fb2086c6b5e98d280fa57a652c66d7fa 160000 (submodule)
--- a/tests/integration/deckard
+++ b/tests/integration/deckard
@@ -1 +1 @@
-Subproject commit 5f50864d6f4ca79ca77f91d65eea4b23c18736c4
+Subproject commit 10c982a4fb2086c6b5e98d280fa57a652c66d7fa