chore: Bump tokio-util from 0.7.17 to 0.7.18

Bumps [tokio-util](https://github.com/tokio-rs/tokio) from 0.7.17 to 0.7.18.
- [Release notes](https://github.com/tokio-rs/tokio/releases)
- [Commits](tokio-rs/tokio@tokio-util-0.7.17...tokio-util-0.7.18)

---
updated-dependencies:
- dependency-name: tokio-util
  dependency-version: 0.7.18
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Author: dependabot[bot]

Cargo.lock

@@ -34,7 +34,7 @@ testcontainers = { version = "0.26.3", features = [
 ], optional = true }
 thiserror = "2.0.17"
 tokio = { version = "1.49.0", features = ["io-util"] }
-tokio-util = { version = "0.7.17", features = ["io"] }
+tokio-util = { version = "0.7.18", features = ["io"] }
 tokio-stream = { version = "0.1.18", features = ["io-util"] }
 typed-builder = "0.23.2"
 url = "2.5.4"