loongson/pypi: links for rdftransformer

loongson/mirror rdftransformer-1.0.0.tar.gz
loongson/mirror rdftransformer-0.0.5.tar.gz
loongson/mirror rdftransformer-0.0.4.tar.gz
loongson/mirror rdftransformer-0.0.3.tar.gz
loongson/mirror rdftransformer-0.0.2.tar.gz