loongson/pypi: links for pytextclean

loongson/mirror PyTextClean-0.9.tar.gz
loongson/mirror PyTextClean-0.8.tar.gz
loongson/mirror PyTextClean-0.7.tar.gz
loongson/mirror PyTextClean-0.6.tar.gz
loongson/mirror PyTextClean-0.5.tar.gz
loongson/mirror PyTextClean-0.4.tar.gz
loongson/mirror PyTextClean-0.3.tar.gz
loongson/mirror PyTextClean-0.2.tar.gz