loongson/pypi: links for pyrexecd

loongson/mirror PyRExecd-0.3.3.tar.gz
loongson/mirror PyRExecd-0.3.3-py3-none-any.whl
loongson/mirror PyRExecd-0.3.2.tar.gz
loongson/mirror PyRExecd-0.3.1.tar.gz
loongson/mirror PyRExecd-0.3.0.tar.gz
loongson/mirror PyRExecd-0.2.2.tar.gz