Group setup.py imports

While setuptools has official status, it is not actually part of
the standard library (and since Python 3.12 cannot be treated as if
it is, since it is not installed by default), so its imports belong
in the second group rather than the first, per PEP-8.

Author: EliahKagan

Diff for: setup.py

@@ -1,11 +1,13 @@
 #!/usr/bin/env python
 
+import os
+import sys
 from typing import Sequence
+
 from setuptools import setup, find_packages
 from setuptools.command.build_py import build_py as _build_py
 from setuptools.command.sdist import sdist as _sdist
-import os
-import sys
+
 
 with open(os.path.join(os.path.dirname(__file__), "VERSION"), encoding="utf-8") as ver_file:
     VERSION = ver_file.readline().strip()