Fixes AttributeError caused by running the list_models function in model_publish (#170)

Author: djm21

src/sasctl/_services/model_publish.py

@@ -52,7 +52,7 @@ def _publish_name(name):
 
     @classmethod
     def list_models(cls):
-        return cls.get("/models").get("items", [])
+        return cls.get("/models")
 
     list_destinations, get_destination, update_destination, _ = Service._crud_funcs(
         "/destinations", "destination"