[docs] [issue29784] Erroneous link in shutil.copy description

Xiang Zhang added the comment: Thanks for your report, Maxime! I open PRs to fix it. ---------- nosy: +xiang.zhang versions: +Python 3.5, Python 3.6, Python 3.7 _______________________________________ Python tracker <report@bugs.python.org> <http://bugs.python.org/issue29784> _______________________________________