Test updates for libdcp fix to the duration of Marker assets.

diff --git a/test/data b/test/data
index 8a1b08134f51c1172abd177eb64a4c790f854833..a156efbb257bc1b990ce9e70e05f529d59c0b4b1 160000 (submodule)
--- a/test/data
+++ b/test/data
@@ -1 +1 @@
-Subproject commit 8a1b08134f51c1172abd177eb64a4c790f854833
+Subproject commit a156efbb257bc1b990ce9e70e05f529d59c0b4b1