Bump criterion from 0.6.0 to 0.8.1 (#218)

Bumps [criterion](https://github.com/criterion-rs/criterion.rs) from 0.6.0 to 0.8.1.
- [Release notes](https://github.com/criterion-rs/criterion.rs/releases)
- [Changelog](https://github.com/criterion-rs/criterion.rs/blob/master/CHANGELOG.md)
- [Commits](criterion-rs/criterion.rs@0.6.0...criterion-v0.8.1)

---
updated-dependencies:
- dependency-name: criterion
  dependency-version: 0.8.1
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

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

Author: dependabot[bot]

Cargo.lock

@@ -47,7 +47,7 @@ thiserror   = { version = "2.0", default-features = false }
 [dev-dependencies]
 # crates.io
 const-hex  = { version = "1.17" }
-criterion  = { version = "0.6" }
+criterion  = { version = "0.8" }
 faster-hex = { version = "0.10" }
 hex_crate  = { package = "hex", version = "0.4" }
 rustc-hex  = { version = "2.1" }