chore: bump sysctl from 0.4.1 to 0.4.2 (#19052)

Bumps [sysctl](https://github.com/johalun/sysctl-rs) from 0.4.1 to 0.4.2.
- [Release notes](https://github.com/johalun/sysctl-rs/releases)
- [Changelog](https://github.com/johalun/sysctl-rs/blob/master/CHANGELOG.md)
- [Commits](https://github.com/johalun/sysctl-rs/commits/v0.4.2)

---
updated-dependencies:
- dependency-name: sysctl
  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.lock

@@ -6192,9 +6192,9 @@ dependencies = [
 
 [[package]]
 name = "sysctl"
-version = "0.4.1"
+version = "0.4.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "571282e1349eaf61f946466da731050daf3a9dcf74e33c7a0da065a665cabee7"
+checksum = "963488c73b34185a9028742c2be0219ed1d8558e59f85c3b466a4f54affba936"
 dependencies = [
  "bitflags",
  "byteorder",

sys-tuner/Cargo.toml

@@ -22,7 +22,7 @@ solana-version = { path = "../version", version = "=1.8.0" }
 unix_socket2 = "0.5.4"
 users = "0.10.0"
 nix = "0.20.0"
-sysctl = "0.4.1"
+sysctl = "0.4.2"
 
 [lib]
 name = "solana_sys_tuner"