loongson/pypi: links for fourier-series-python

loongson/mirror Fourier-Series-Python-0.5.1.tar.gz
loongson/mirror Fourier_Series_Python-0.5.1-py3-none-any.whl
loongson/mirror Fourier-Series-Python-0.5.0.tar.gz
loongson/mirror Fourier_Series_Python-0.5.0-py3-none-any.whl