root/pypi: links for carrier-usps

root/pypi carrier.usps-2022.6-py3-none-any.whl
root/pypi carrier.usps-2021.6-py3-none-any.whl
root/pypi carrier.usps-2021.6rc0-py3-none-any.whl
root/pypi carrier.usps-2021.3-py3-none-any.whl
root/pypi carrier.usps-2021.2-py3-none-any.whl
root/pypi carrier.usps-2021.2b0-py3-none-any.whl
root/pypi carrier.usps-2020.11.1b0-py3-none-any.whl