deps: Bump the python-minor-patch group with 2 updates

pyproject.toml

@@ -29,7 +29,7 @@ test = ["pytest>=8.0"]
 
 # ruff is pinned exactly because `poe generate` formats generated output with it,
 # so an unpinned bump would churn committed bytes and fail the drift gate.
-tooling = ["poethepoet>=0.30", "ruff==0.16.10"]
+tooling = ["poethepoet>=0.30", "ruff==0.17.0"]
 
 lint = [
     {include-group = "tooling"},

tests/gemara/v1/test_registry.py

@@ -39,7 +39,7 @@ def test_every_model_narrows_its_metadata_type() -> None:
     """Dispatch depends on each model's narrowed metadata type."""
     for name, model in DOCUMENT_TYPES.items():
         metadata = model.model_fields["metadata"].annotation
-        assert metadata is not None
+        assert isinstance(metadata, type), name
         assert metadata.__name__ == f"{name}Metadata", name
         assert issubclass(metadata, Metadata), name