[pre-commit.ci] auto fixes from pre-commit.com hooks

for more information, see https://pre-commit.ci

src/spikeinterface/preprocessing/filter.py

@@ -152,7 +152,7 @@ def __init__(
         dtype,
         add_reflect_padding=False,
         causal_mode=False,
-        direction="forward"
+        direction="forward",
     ):
         BasePreprocessorSegment.__init__(self, parent_recording_segment)
         self.coeff = coeff