test: fix two shameful typos

tests/airflow/test_dag.py

@@ -8,9 +8,9 @@
 @pytest.fixture(params=["./src/airflow/dags"])
 def dag_bag(request, monkeypatch: pytest.MonkeyPatch):
     """Return a DAG bag for testing."""
-    # It's important to change directory before importing DAGs, because this is way Airflow works in production: the
-    # dags/ directory serves as a root (and indeed $PYTHONPATH) for all DAGS contained therein.  Using Monkeypatch
-    # ensures that the other tests are not affected.
+    # It's important to change the directory before importing DAGs, because this is the way Airflow works in
+    # production: the dags/ directory serves as a root (and indeed $PYTHONPATH) for all DAGs contained therein.  Using
+    # Monkeypatch ensures that the other tests are not affected.
     monkeypatch.chdir(request.param)
     return DagBag(dag_folder=request.param, include_examples=False)