PACKUP: move yt channel packs to <name>_channel

packs/channel_bae/.channel_bae.checksums

packs/channel_bae/channel_bae.json

packs/channel_cc/.channel_cc.checksums

packs/channel_cc/channel_cc.json

packs/channel_fauna/.channel_fauna.checksums

packs/channel_fauna/channel_fauna.json

packs/channel_gg/.channel_gg.checksums

packs/channel_gg/channel_gg.json

packs/channel_gura/channel_gura.json

packs/channel_ina/channel_ina.json

packs/channel_irys/.channel_irys.checksums

packs/channel_irys/channel_irys.json

packs/channel_mumei/.channel_mumei.checksums

packs/channel_mumei/channel_mumei.json