Update snr_kurtosis.py

lint

Author: hagikent

src/aind_dynamic_foraging_basic_analysis/metrics/snr_kurtosis.py

@@ -131,4 +131,4 @@ def estimate_kurtosis(trace: NDArray[np.floating]) -> float:
     trace = np.nan_to_num(trace, nan=np.nanmedian(trace))
 
     # Excess kurtosis (normal distribution = 0)
-    return float(kurtosis(trace, fisher=True, bias=False))
+    return float(kurtosis(trace, fisher=True, bias=False))