Bump chrono from 0.4.38 to 0.4.39 (#998)

Bumps [chrono](https://github.com/chronotope/chrono) from 0.4.38 to 0.4.39.
- [Release notes](https://github.com/chronotope/chrono/releases)
- [Changelog](https://github.com/chronotope/chrono/blob/main/CHANGELOG.md)
- [Commits](chronotope/chrono@v0.4.38...v0.4.39)

---
updated-dependencies:
- dependency-name: chrono
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

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

Cargo.toml

@@ -22,7 +22,7 @@ anyhow = "1.0.94"
 base64 = "0.22.1"
 built = { version = "0.7.5", features = ["cargo-lock", "git2"] }
 bytes = "1.9.0"
-chrono = { version = "0.4.0", default-features = false, features = ["serde"] }
+chrono = { version = "0.4.39", default-features = false, features = ["serde"] }
 clap = { version = "4.5.21", default-features = false, features = ["derive", "std"] }
 dropshot = { version = "0.13.0", default-features = false }
 env_logger = "0.10.2"