loongson/pypi: links for burst-waveform

loongson/mirror burst_waveform-0.4.1.tar.gz
loongson/mirror burst_waveform-0.4.0.tar.gz
loongson/mirror burst_waveform-0.3.0.tar.gz
loongson/mirror burst_waveform-0.2.3.tar.gz
loongson/mirror burst_waveform-0.2.2.tar.gz
loongson/mirror burst-waveform-0.2.1.tar.gz
loongson/mirror burst-waveform-0.1.1.tar.gz