Update criterion requirement from 0.4 to 0.5

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](bheisler/criterion.rs@0.4.0...0.5.1)

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

Signed-off-by: dependabot[bot] <[email protected]>

pingora-ketama/Cargo.toml

@@ -13,7 +13,7 @@ keywords = ["hash", "hashing", "consistent", "pingora"]
 crc32fast = "1.3"
 
 [dev-dependencies]
-criterion = "0.4"
+criterion = "0.5"
 csv = "1.2"
 dhat = "0.3"
 env_logger = "0.9"