build(deps): bump nix from 0.31.2 to 0.31.3

Bumps [nix](https://github.com/nix-rust/nix) from 0.31.2 to 0.31.3.
- [Changelog](https://github.com/nix-rust/nix/blob/master/CHANGELOG.md)
- [Commits](https://github.com/nix-rust/nix/compare/v0.31.2...v0.31.3)

---
updated-dependencies:
- dependency-name: nix
  dependency-version: 0.31.3
  dependency-type: direct:production
  update-type: version-update:semver-patch
...

Signed-off-by: dependabot[bot] <support@github.com>