Remove the setuptools-provided distutils hack, if using distutils
Remove the setuptools-provided distutils hack, if using distutils

This ensures that pip's imported copy of distutils comes from the
standard library, if/when the hack needs to be used.

pradyunsg/pip,pypa/pip,pradyunsg/pip,sbidoul/pip,sbidoul/pip,pfmoore/pip,pypa/pip,pfmoore/pip