build(deps): bump nix from 0.28.0 to 0.29.0 (#198)

Bumps [nix](https://github.com/nix-rust/nix) from 0.28.0 to 0.29.0.
- [Changelog](https://github.com/nix-rust/nix/blob/master/CHANGELOG.md)
- [Commits](https://github.com/nix-rust/nix/compare/v0.28.0...v0.29.0)

---
updated-dependencies:
- dependency-name: nix
  dependency-type: direct:production
  update-type: version-update:semver-minor
...

Signed-off-by: dependabot[bot] <[email protected]>
Co-authored-by: dependabot[bot] <49699333+dependabot[bot]@users.noreply.github.com>

Cargo.toml

@@ -55,7 +55,7 @@ loopdev-3 = "0.5.1"
 krata-advmac = "1.1.0"
 krata-tokio-tar = "0.4.0"
 memchr = "2"
-nix = "0.28.0"
+nix = "0.29.0"
 oci-spec = "0.6.4"
 once_cell = "1.19.0"
 path-absolutize = "3.1.1"