fix(postcreate): Use proper CWRtype instead of CWRelation

because yams

owl2yams/schema_uri.py

@@ -2,6 +2,9 @@
 
 
 class equivalent_class(RelationDefinition):
-    subject = ("CWEType", "CWRelation")
+    subject = (
+        "CWEType",
+        "CWRType",
+    )
     object = ("ExternalUri",)
     cardinality = "*?"