fix(ci): seal 18th fix-forward — ruff format wrap test_agents_md xfail decorator

Author: Cranot

tests/test_agents_md.py

@@ -216,7 +216,9 @@ def test_cli_no_laws_no_rules_runs_cleanly(cli_runner, small_project):
     assert "rules" not in data["sources_consulted"]
 
 
-@pytest.mark.xfail(reason="W11 live-smoke test against roam-code repo — failing on CI env JSON-parse; tracked, generator behavior is covered by the fixture-based tests above (deferred fix)")
+@pytest.mark.xfail(
+    reason="W11 live-smoke test against roam-code repo — failing on CI env JSON-parse; tracked, generator behavior is covered by the fixture-based tests above (deferred fix)"
+)
 def test_agents_md_smoke_on_roam_code(cli_runner):
     """End-to-end smoke: run against the actual roam-code repo.