Update to last released version of wdef_schemas

diff --git a/wdef_schemas b/wdef_schemas
index de216cfaf611c43628d6eb22531dd72ea157c60c..2ce6ffd0bfe427f340a60734db38fa3c138446bb 160000 (submodule)
--- a/wdef_schemas
+++ b/wdef_schemas
@@ -1 +1 @@
-Subproject commit de216cfaf611c43628d6eb22531dd72ea157c60c
+Subproject commit 2ce6ffd0bfe427f340a60734db38fa3c138446bb