loongson/pypi: links for pycopy-cpython-utokenize

loongson/mirror pycopy-cpython-utokenize-1.7.1.post1.tar.gz
loongson/mirror pycopy-cpython-utokenize-1.7.1.tar.gz
loongson/mirror pycopy-cpython-utokenize-1.7.tar.gz
loongson/mirror pycopy-cpython-utokenize-1.6.1.tar.gz
loongson/mirror pycopy-cpython-utokenize-1.6.tar.gz