Apply isort to setup.py

setup.py

@@ -1,12 +1,15 @@
 from sys import version_info
+
 from setuptools import setup
 
+
 if version_info.major == 3 and version_info.minor < 6 or \
         version_info.major < 3:
     print('Your Python interpreter must be 3.6 or greater!')
     exit(1)
 
 from pathlib import Path  # noqa: E402
+
 from freqtrade import __version__  # noqa: E402