gituser/docker: links for pluggy

gituser/docker pluggy-0.13.1-py2.py3-none-any.whl
gituser/production pluggy-0.6.0.tar.gz
gituser/production pluggy-0.6.0-py3-none-any.whl
gituser/production pluggy-0.6.0-py2-none-any.whl
gituser/production pluggy-0.4.0.zip
gituser/production pluggy-0.4.0-py2.py3-none-any.whl
gituser/production pluggy-0.3.0-py2.py3-none-any.whl