root/pypi: links for langchain-xfyun

root/pypi langchain_xfyun-0.0.275b2.tar.gz
root/pypi langchain_xfyun-0.0.275b2-py3-none-any.whl
root/pypi langchain_xfyun-0.0.275b1.tar.gz
root/pypi langchain_xfyun-0.0.275b1-py3-none-any.whl