fixing tests

Author: cmungall

tests/input/examples/schema_definition-dynamic-enums.yaml

@@ -163,7 +163,6 @@ enums:
       source_ontology: http://loinc.org
       source_nodes:
         - LP43571-6
-      relationship_types: null
       is_direct: true
       include_self: true
       traverse_up: false

tests/input/examples/schema_definition-instantiates.yaml

@@ -42,8 +42,10 @@ classes:
   Reviewable:
     class_uri: mymetamodel:Reviewable
     attributes:
-      description: an expert review of a schema element
-      review: Review
+      description:
+        description: an expert review of a schema element
+      review:
+        description: Review
 
   Review:
     class_uri: mymetamodel:Review