Many TimedText imports in strange langcode e.g. en-uyu-mmqflq8 en-jket-87f4cc

[royjor2016]

https://commons.wikimedia.org/w/index.php?hidebots=1&translations=filter&hidecategorization=1&hideWikibase=1&namespace=102%3B103&tagfilter=OAuth+CID%3A+394&limit=500&days=30&title=Special%3ARecentChanges&urlversion=2

https://commons.wikimedia.org/wiki/TimedText:2025_House_Oversight_Committee_Hearing_on_UFOs_%E2%80%93_Restoring_Public_Trust_Through_UAP_Transparency_and_Whistleblower_Protection.webm.en-uyu-mmqflq8.srt
https://commons.wikimedia.org/wiki/TimedText:2025_House_Oversight_Committee_Hearing_on_UFOs_%E2%80%93_Restoring_Public_Trust_Through_UAP_Transparency_and_Whistleblower_Protection.webm.en-jket-87f4cc.srt
https://commons.wikimedia.org/wiki/TimedText:CDC_Media_Briefing_Vital_Signs_PEPFAR.webm.en-uyu-mmqflq8.srt
https://commons.wikimedia.org/wiki/TimedText:CDC_Media_Briefing_Vital_Signs_PEPFAR.webm.en-jket-87f4cc.srt

these are the problematic ones from 25 November up to 14 December I manually found.
there are more from 15 December onwards, but I leave that to someone to automatically compile the list.

[royjor2016]

see yt-dlp/yt-dlp#9371

it seems they are respectively CC1 and DTVCC1

how commons should handle them? i dont know.