update modules

[mdref/mdref.m6w6.name] / refs / propro

diff --git a/refs/propro b/refs/propro
index 151a6f7702ed8f053389e3e886df79033f243136..05181431933a01acd2f1436c74728d03a245bea5 160000 (submodule)
--- a/refs/propro
+++ b/refs/propro
@@ -1 +1 @@
-Subproject commit 151a6f7702ed8f053389e3e886df79033f243136
+Subproject commit 05181431933a01acd2f1436c74728d03a245bea5