Bump axum-test from 16.4.0 to 16.4.1 in the axum group (#425)

Bumps the axum group with 1 update: [axum-test](https://github.com/JosephLenton/axum-test).


Updates `axum-test` from 16.4.0 to 16.4.1
- [Commits](https://github.com/JosephLenton/axum-test/commits)

---
updated-dependencies:
- dependency-name: axum-test
  dependency-type: direct:production
  update-type: version-update:semver-patch
  dependency-group: axum
...

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

Cargo.toml

@@ -29,7 +29,7 @@ jsonptr = "0.4.7"
 rustls = { version = "0.23.20", features = ["ring"] }
 
 [dev-dependencies]
-axum-test = "16.4.0"
+axum-test = "16.4.1"
 envtestkit = "1.1.2"
 pretty_assertions = "1.4.1"
 rstest = "0.23.0"