fix: Remove explicit nix dependency

Cargo.lock

@@ -942,15 +942,6 @@ version = "2.5.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
 
-[[package]]
-name = "memoffset"
-version = "0.7.1"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "5de893c32cde5f383baa4c04c5d6dbdd735cfd4a794b0debdb2bb1b421da5ff4"
-dependencies = [
- "autocfg",
-]
-
 [[package]]
 name = "minimal-lexical"
 version = "0.2.1"
@@ -987,8 +978,6 @@ dependencies = [
  "bitflags",
  "cfg-if",
  "libc",
- "memoffset",
- "pin-utils",
  "static_assertions",
 ]
 
@@ -1283,7 +1272,6 @@ dependencies = [
  "env_logger",
  "handlebars",
  "log",
- "nix",
  "pest",
  "pest_derive",
  "pretty_assertions",

Cargo.toml

@@ -103,6 +103,5 @@ test-log = "0.2"
 
 # Test specific dev-dependencies
 [target.'cfg(any(target_os = "linux", target_os = "freebsd"))'.dependencies]
-nix = "0.26"
 whoami = "1"
 procfs = { version = "0.14", default-features = false }