Bump python-ffmpeg from 2.0.4 to 2.0.9 (#972)

Bump python-ffmpeg from 2.0.4 to 2.0.9 (#972)

* Bump python-ffmpeg from 2.0.4 to 2.0.9

Bumps [python-ffmpeg](https://github.com/jonghwanhyeon/python-ffmpeg) from 2.0.4 to 2.0.9.
- [Release notes](https://github.com/jonghwanhyeon/python-ffmpeg/releases)
- [Commits](https://github.com/jonghwanhyeon/python-ffmpeg/compare/v2.0.4...v2.0.9)

---
updated-dependencies:
- dependency-name: python-ffmpeg
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

---------

Signed-off-by: dependabot[bot] <support@github.com>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Marcel van der Veldt <m.vanderveldt@outlook.com>