pep8 in setup

Author: kilianFatras

setup.py

@@ -37,4 +37,4 @@
     long_description_content_type="text/markdown",
     packages=find_packages(exclude=["tests", "tests.*"]),
     extras_require={"forest-flow": ["xgboost", "scikit-learn", "ForestDiffusion"]},
-)
+)