chore: bump signal-hook from 0.3.10 to 0.3.12 (#21721)

Bumps [signal-hook](https://github.com/vorner/signal-hook) from 0.3.10 to 0.3.12.
- [Release notes](https://github.com/vorner/signal-hook/releases)
- [Changelog](https://github.com/vorner/signal-hook/blob/master/CHANGELOG.md)
- [Commits](https://github.com/vorner/signal-hook/compare/v0.3.10...v0.3.12)

---
updated-dependencies:
- dependency-name: signal-hook
  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

@@ -4213,9 +4213,9 @@ checksum = "43b2853a4d09f215c24cc5489c992ce46052d359b5109343cbafbf26bc62f8a3"
 
 [[package]]
 name = "signal-hook"
-version = "0.3.10"
+version = "0.3.12"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c98891d737e271a2954825ef19e46bd16bdb98e2746f2eec4f7a4ef7946efd1"
+checksum = "c35dfd12afb7828318348b8c408383cf5071a086c1d4ab1c0f9840ec92dbb922"
 dependencies = [
  "libc",
  "signal-hook-registry",

ledger-tool/Cargo.toml

@@ -45,7 +45,7 @@ jemallocator = {package = "tikv-jemallocator", version = "0.4.1", features = ["u
 assert_cmd = "2.0"
 
 [target."cfg(unix)".dependencies]
-signal-hook = "0.3.10"
+signal-hook = "0.3.12"
 
 [package.metadata.docs.rs]
 targets = ["x86_64-unknown-linux-gnu"]

validator/Cargo.toml

@@ -56,7 +56,7 @@ jemallocator = {package = "tikv-jemallocator", version = "0.4.1", features = ["u
 
 [target."cfg(unix)".dependencies]
 libc = "0.2.109"
-signal-hook = "0.3.10"
+signal-hook = "0.3.12"
 sysctl = "0.4.3"
 
 [package.metadata.docs.rs]