docs: Fix typo
docs: Fix typo

Co-authored-by: Xavier Fernandez <26d0e519861c183645e00d0c8ead9f8391d807cd@gmail.com>
pypa/pip,sbidoul/pip,pradyunsg/pip,sbidoul/pip,pypa/pip,pfmoore/pip,pfmoore/pip,pradyunsg/pip