loongson/pypi: links for rich-text-diff

loongson/mirror rich_text_diff-0.0.6.tar.gz
loongson/mirror rich_text_diff-0.0.6-py3-none-any.whl
loongson/mirror rich_text_diff-0.0.5.tar.gz
loongson/mirror rich_text_diff-0.0.5-py3.6.egg
loongson/mirror rich_text_diff-0.0.4.tar.gz
loongson/mirror rich_text_diff-0.0.2.tar.gz
loongson/mirror rich_text_diff-0.0.1.tar.gz