root/pypi: links for rwkv-paddle

root/pypi rwkv-paddle-0.7.3.1.tar.gz
root/pypi rwkv_paddle-0.7.3.1-py3-none-any.whl
root/pypi rwkv-paddle-0.7.3.tar.gz
root/pypi rwkv_paddle-0.7.3-py3-none-any.whl