chore(deps): bump shadow-rs in the dependencies group

Bumps the dependencies group with 1 update: [shadow-rs](https://github.com/baoyachi/shadow-rs).


Updates `shadow-rs` from 0.29.0 to 0.30.0
- [Release notes](https://github.com/baoyachi/shadow-rs/releases)
- [Changelog](https://github.com/baoyachi/shadow-rs/blob/master/CHANGELOG.md)
- [Commits](baoyachi/shadow-rs@v0.29.0...v0.30.0)

---
updated-dependencies:
- dependency-name: shadow-rs
  dependency-type: direct:production
  update-type: version-update:semver-minor
  dependency-group: dependencies
...

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

gping/Cargo.toml

@@ -17,9 +17,9 @@ anyhow = "1.0.81"
 dns-lookup = "2.0.0"
 chrono = "0.4.37"
 itertools = "0.13.0"
-shadow-rs = { version = "0.29.0", default-features = false }
+shadow-rs = { version = "0.30.0", default-features = false }
 const_format = "0.2.32"
 clap = { version = "4.5.4", features = ["derive"] }
 
 [build-dependencies]
-shadow-rs = { version = "0.29.0", default-features = false }
+shadow-rs = { version = "0.30.0", default-features = false }