⬆️ Bump ovito from 3.4.4 to 3.5.3 (#247)

Bumps [ovito](https://gitlab.com/stuko/ovito) from 3.4.4 to 3.5.3.
- [Release notes](https://gitlab.com/stuko/ovito/tags)
- [Commits](https://gitlab.com/stuko/ovito/compare/v3.4.4...v3.5.3)

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

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