Update criterion requirement from 0.5 to 0.6 (#781)

Updates the requirements on [criterion](https://github.com/bheisler/criterion.rs) to permit the latest version.
- [Changelog](https://github.com/bheisler/criterion.rs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/bheisler/criterion.rs/compare/0.5.0...0.6.0)

---
updated-dependencies:
- dependency-name: criterion
  dependency-version: 0.6.0
  dependency-type: direct:production
...

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Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>
Co-authored-by: Trangar <gpg@trangar.com>

Cargo.toml

@@ -42,7 +42,7 @@ ouroboros = "0.18.3"
 serde_derive = "1.0"
 serde_json = { version = "1.0", default-features = false }
 tempfile = "3.2"
-criterion = "0.5"
+criterion = "0.6"
 rand = "0.8"
 uuid = { version = "1.1", features = ["serde"] }
 chrono = { version = "0.4", features = ["serde"] }