Bump OpenTimelineIO from 23ff3f9 to eaf8569

Bumps [OpenTimelineIO](https://github.com/PixarAnimationStudios/OpenTimelineIO) from `23ff3f9` to `eaf8569`.
- [Release notes](https://github.com/PixarAnimationStudios/OpenTimelineIO/releases)
- [Commits](AcademySoftwareFoundation/OpenTimelineIO@23ff3f9...eaf8569)

---
updated-dependencies:
- dependency-name: OpenTimelineIO
  dependency-type: direct:production
...

Signed-off-by: dependabot[bot] <[email protected]>