loongson/pypi: links for simplelinestring2

loongson/mirror simplelinestring2-0.0.3-py2.py3-none-any.whl
loongson/mirror simplelinestring2-0.0.2-py2.py3-none-any.whl
loongson/mirror simplelinestring2-0.0.1-py2.py3-none-any.whl