Bump yt-dlp from 2023.3.4 to 2023.6.21

Bumps [yt-dlp](https://github.com/yt-dlp/yt-dlp) from 2023.3.4 to 2023.6.21.
- [Release notes](https://github.com/yt-dlp/yt-dlp/releases)
- [Changelog](https://github.com/yt-dlp/yt-dlp/blob/master/Changelog.md)
- [Commits](https://github.com/yt-dlp/yt-dlp/compare/2023.03.04...2023.06.21)

---
updated-dependencies:
- dependency-name: yt-dlp
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

requirements.txt

@@ -20,4 +20,4 @@ torch==2.0.1
 transformers==4.29.2
 ffmpeg-python==0.2.0
 elevenlabs==0.2.17
-yt-dlp==2023.3.4
+yt-dlp==2023.6.21