style: fixes by ruff

linc_convert/modalities/__init__.py

@@ -1,4 +1,4 @@
 """Converters for all imaging modalities."""
 
 __all__ = ["df", "lsm", "wk", "psoct"]
-from . import df, lsm, psoct, wk
+from . import df, lsm, psoct, wk