Verify dependencies in cargo.toml

[mara-schulke]

          Of course! By the way, if this is something we care about, we can even enforce it in CI with [cargo sort](https://crates.io/crates/cargo-sort/1.0.5).

Originally posted by @xfbs in https://github.com/helsing-ai/buffrs/pull/168#discussion_r1395352733

[tomkarw]

Ah, my pet peeve. I'm on it.