loongson/pypi: links for causal-inference-aagm

loongson/mirror causal_inference_aagm-0.0.4.tar.gz
loongson/mirror causal_inference_aagm-0.0.3.tar.gz
loongson/mirror causal_inference_aagm-0.0.2.tar.gz
loongson/mirror causal_inference_aagm-0.0.1.tar.gz