chore: bump serial_test from 0.5.1 to 0.6.0 (#23414)

Bumps [serial_test](https://github.com/palfrey/serial_test) from 0.5.1 to 0.6.0.
- [Release notes](https://github.com/palfrey/serial_test/releases)
- [Commits](https://github.com/palfrey/serial_test/compare/v0.5.1...v0.6.0)

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

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

local-cluster/Cargo.toml

@@ -32,7 +32,7 @@ tempfile = "3.3.0"
 [dev-dependencies]
 assert_matches = "1.5.0"
 gag = "1.0.0"
-serial_test = "0.5.1"
+serial_test = "0.6.0"
 solana-download-utils = { path = "../download-utils", version = "=1.10.0" }
 solana-logger = { path = "../logger", version = "=1.10.0" }