chore(deps): update rust crate nix to 0.31

Author: renovate[bot]

Cargo.toml

@@ -342,7 +342,7 @@ lscolors = { version = "0.21.0", default-features = false, features = [
 ] }
 memchr = "2.7.2"
 memmap2 = "0.9.4"
-nix = { version = "0.30", default-features = false }
+nix = { version = "0.31", default-features = false }
 nom = "8.0.0"
 notify = { version = "=8.2.0", features = ["macos_kqueue"] }
 num-bigint = "0.4.4"