loongson/pypi: links for midiutil

loongson/mirror MIDIUtil-1.2.1.tar.gz
loongson/mirror MIDIUtil-1.1.3.tar.gz
loongson/mirror MIDIUtil-1.1.1.tar.gz
loongson/mirror MIDIUtil-1.1.0.tar.gz
loongson/mirror MIDIUtil-1.0.1.tar.gz