Correct string in test

tests/test_elements_worker/test_elements.py

@@ -52,7 +52,7 @@ def test_check_required_types(monkeypatch, tmp_path, mock_elements_worker, respo
         assert worker.check_required_types(corpus_id, "page", "text_line", "act")
     assert (
         str(e.value)
-        == "Element type(s) text_line, act were not found in the Some Corpus corpus (12341234-1234-1234-1234-123412341234)."
+        == "Element type(s) act, text_line were not found in the Some Corpus corpus (12341234-1234-1234-1234-123412341234)."
     )