patman: Switch to setuptools

distutils is about to meet its demise [1]. Switch to setuptools.

[1] https://peps.python.org/pep-0632/

Signed-off-by: Sean Anderson <seanga2@gmail.com>
Reviewed-by: Simon Glass <sjg@chromium.org>

tools/patman/setup.py

@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0+
 
-from distutils.core import setup
+from setuptools import setup
 setup(name='patman',
       version='1.0',
       license='GPL-2.0+',