chore(deps): bump nixpkgs from 48d91f2 to d233902

Bumps [nixpkgs](https://github.com/nixos/nixpkgs) from `48d91f2` to `d233902`.
- [Commits](NixOS/nixpkgs@48d91f2...d233902)

---
updated-dependencies:
- dependency-name: nixpkgs
  dependency-version: d233902339c02a9c334e7e593de68855ad26c4cb
  dependency-type: direct:production
...

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Author: dependabot[bot]