loongson/pypi: links for htrc-vsm

loongson/mirror htrc_vsm-0.4.15.2.tar.gz
loongson/mirror htrc_vsm-0.4.15.2-py3.9-macosx-10.9-x86_64.egg
loongson/mirror htrc_vsm-0.4.15.1.tar.gz
loongson/mirror htrc_vsm-0.4.15.1-py3-none-any.whl
loongson/mirror htrc_vsm-0.4.15.1b1.tar.gz
loongson/mirror htrc_vsm-0.4.15.1b1-py3.9-macosx-10.9-x86_64.egg
loongson/mirror htrc_vsm-0.4.15.1b0.tar.gz