Bump OpenTimelineIO from 4440afa to 7c58de1

Bumps [OpenTimelineIO](https://github.com/PixarAnimationStudios/OpenTimelineIO) from `4440afa` to `7c58de1`.
- [Release notes](https://github.com/PixarAnimationStudios/OpenTimelineIO/releases)
- [Commits](AcademySoftwareFoundation/OpenTimelineIO@4440afa...7c58de1)

---
updated-dependencies:
- dependency-name: OpenTimelineIO
  dependency-version: 7c58de1a19d7cdb16f08019bd504105bec4a5aa5
  dependency-type: direct:production
...

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

Author: dependabot[bot]