fixed a bug in a test

tests/test_elab_users_authz.py

@@ -143,7 +143,7 @@ def test_authz_parser_extract_group_definitions(name, group, example_authz):
 @pytest.mark.parametrize(
     "name, read, write",
     [
-        ("OswaldPrucker", [], []),
+        ("OswaldPrucker", [], ["OswaldPrucker"]),
         ("AlexanderDietz", [], ["AlexanderDietz"]),
         ("UrmilShah", ["AndreasEvers"], ["UrmilShah"]),
     ],