ovirt correct resolving nested atributes which are false (#63908)

lib/ansible/module_utils/ovirt.py

@@ -69,7 +69,7 @@ def get_dict_of_struct(struct, connection=None, fetch_nested=False, attributes=N
             value = None
         nested_obj = dict(
             (attr, convert_value(getattr(value, attr)))
-            for attr in attributes if getattr(value, attr, None)
+            for attr in attributes if getattr(value, attr, None) is not None
         )
         nested_obj['id'] = getattr(value, 'id', None)
         nested_obj['href'] = getattr(value, 'href', None)