chore(deps): bump serial_test from 3.3.1 to 3.4.0

Bumps [serial_test](https://github.com/palfrey/serial_test) from 3.3.1 to 3.4.0.
- [Release notes](https://github.com/palfrey/serial_test/releases)
- [Commits](palfrey/serial_test@v3.3.1...v3.4.0)

---
updated-dependencies:
- dependency-name: serial_test
  dependency-version: 3.4.0
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <support@github.com>

Author: dependabot[bot]

Cargo.lock

@@ -79,7 +79,7 @@ semver = "1.0.27"
 serde = { version = "1.0.228", features = ["derive"] }
 serde_json = { version = "1.0.149" }
 serde_yaml = { version = "0.9.34" }
-serial_test = "3.3.1"
+serial_test = "3.4.0"
 sha2 = "0.10.9"
 sha3 = "0.10.8"
 similar = "2.7.0"