cznic/public: links for fred-client

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

cznic/public fred_client-2.15.7.tar.gz
cznic/public fred_client-2.15.7-py3-none-any.whl
cznic/public fred-client-2.15.3.tar.gz
cznic/public fred_client-2.15.3-py3-none-any.whl