loongson/pypi: links for acellera-openff-interchange

loongson/mirror acellera_openff_interchange-0.5.2.tar.gz
loongson/mirror acellera_openff_interchange-0.5.1.post2.tar.gz
loongson/mirror acellera_openff_interchange-0.5.1.post1.tar.gz
loongson/mirror acellera_openff_interchange-0.5.1.tar.gz