gituser/pypi: links for mypkg1

gituser/pypi mypkg1-0.4.0.tar.gz
gituser/pypi mypkg1-0.4.0-py3-none-any.whl
gituser/pypi mypkg1-0.3.0.tar.gz
gituser/pypi mypkg1-0.3.0-py3-none-any.whl