Merge branch 'master' of https://github.com/yt-dlp/yt-dlp into ytdlp

* 'master' of https://github.com/yt-dlp/yt-dlp:
  [extractor] Update `manifest_url`s after redirect (#3575)
  [InfoQ] Don't fail on missing audio format (#3573)
  [extractor] Update dash `manifest_url` after redirects (#3563)
  [twitcasting] Pass headers for each formats (#3568)
  [Niconico] Support 2FA (#3559)
  [cleanup,build] Cleanup some build-related code
  [cleanup] Delete unused extractors