loongson/pypi: links for tightocr

loongson/mirror tightocr-0.4.4.tar.gz
loongson/mirror tightocr-0.4.3.tar.gz
loongson/mirror tightocr-0.4.2.tar.gz
loongson/mirror tightocr-0.4.1.tar.gz
loongson/mirror tightocr-0.4.0.tar.gz