build(deps): update toml requirement from 0.9.4 to 1.0.3 in /rust

Updates the requirements on [toml](https://github.com/toml-rs/toml) to permit the latest version.
- [Commits](https://github.com/toml-rs/toml/compare/toml-v0.9.4...toml-v1.0.3)

---
updated-dependencies:
- dependency-name: toml
  dependency-version: 1.0.3+spec-1.1.0
  dependency-type: direct:production
...

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