loongson/pypi: links for yt-channel-downloader

loongson/mirror yt_channel_downloader-0.8.6.tar.gz
loongson/mirror yt_channel_downloader-0.8.6-py3-none-any.whl
loongson/mirror yt_channel_downloader-0.8.5.tar.gz
loongson/mirror yt_channel_downloader-0.8.5-py3-none-any.whl
loongson/mirror yt_channel_downloader-0.8.0.tar.gz
loongson/mirror yt_channel_downloader-0.8.0-py3-none-any.whl
loongson/mirror yt_channel_downloader-0.5.5.tar.gz
loongson/mirror yt_channel_downloader-0.5.5-py3-none-any.whl