chore(deps): bump nixpkgs from 64c08a7 to 331800d

Bumps [nixpkgs](https://github.com/NixOS/nixpkgs) from `64c08a7` to `331800d`.
- [Commits](NixOS/nixpkgs@64c08a7...331800d)

---
updated-dependencies:
- dependency-name: nixpkgs
  dependency-version: 331800de5053fcebacf6813adb5db9c9dca22a0c
  dependency-type: direct:production
...

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Author: dependabot[bot]