loongson/pypi: links for urllib3

INFO: Because this project isn't in the mirror_whitelist, no releases from root/pypi are included.

loongson/pypi urllib3-1.26.10-py2.py3-none-any.whl
loongson/pypi urllib3-1.26.6-py2.py3-none-any.whl
loongson/pypi urllib3-1.26.3-py2.py3-none-any.whl
loongson/pypi urllib3-1.26.2-py2.py3-none-any.whl
loongson/pypi urllib3-1.25.9-py2.py3-none-any.whl
loongson/pypi urllib3-1.24.3-py2.py3-none-any.whl