root/pypi: links for observer-hooks

root/pypi observer-hooks-1.3.0.tar.gz
root/pypi observer_hooks-1.3.0-py3-none-any.whl
root/pypi observer-hooks-1.2.0.tar.gz
root/pypi observer_hooks-1.2.0-py3-none-any.whl
root/pypi observer-hooks-1.0.0.tar.gz
root/pypi observer_hooks-1.0.0-py3-none-any.whl