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

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

examples/mp_api.py

@@ -1,4 +1,5 @@
 """Simple script illustrating some of the features of this package."""
+
 from pprint import pprint
 
 from fastapi.responses import HTMLResponse

marketplace/app/__init__.py

@@ -3,6 +3,7 @@
 .. currentmodule:: marketplace.app
 .. moduleauthor:: Pablo de Andres, Pranjali Singh (Fraunhofer IWM)
 """
+
 from typing import Optional
 
 from packaging.version import parse

setup.py

@@ -1,4 +1,5 @@
 """This file is required for editable installs of the package."""
+
 from setuptools import setup
 
 setup()