Update utoipa requirement from 3.3.0 to 4.2.0

Updates the requirements on [utoipa](https://github.com/juhaku/utoipa) to permit the latest version.
- [Release notes](https://github.com/juhaku/utoipa/releases)
- [Commits](juhaku/utoipa@utoipa-3.3.0...utoipa-4.2.0)

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

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

Cargo.toml

@@ -30,6 +30,6 @@ env_logger = "0.10.0"
 axum = { version = "0.6.1", features = ["headers", "macros"] }
 tokio = { version = "1.21.2", features = ["macros", "rt-multi-thread"] }
 tower-http = { version = "0.5.0", features = ["cors"] }
-utoipa = { version = "3.3.0", features = ["axum_extras"] }
+utoipa = { version = "4.2.0", features = ["axum_extras"] }
 utoipa-swagger-ui = { version = "3.1.3", features = ["axum"] }
 hyper = { version = "0.14", features = ["full"] }