loongson/pypi: links for vktop

loongson/mirror vktop-2.4.tar.gz
loongson/mirror vktop-2.4-py3-none-any.whl
loongson/mirror vktop-2.3.3.tar.gz
loongson/mirror vktop-2.3.2.tar.gz
loongson/mirror vktop-2.3.1.tar.gz
loongson/mirror vktop-2.3.1-py3-none-any.whl
loongson/mirror vktop-2.3.tar.gz
loongson/mirror vktop-2.2.tar.gz
loongson/mirror vktop-2.1.tar.gz