Bump toon-format from 0.4.1 to 0.4.4

Bumps [toon-format](https://github.com/toon-format/toon-rust) from 0.4.1 to 0.4.4.
- [Release notes](https://github.com/toon-format/toon-rust/releases)
- [Changelog](https://github.com/toon-format/toon-rust/blob/main/CHANGELOG.md)
- [Commits](toon-format/toon-rust@v0.4.1...v0.4.4)

---
updated-dependencies:
- dependency-name: toon-format
  dependency-version: 0.4.4
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]