Update flake.lock

[BonusPlay]

Automated changes by the update-flake-lock GitHub Action.

Flake lock file updates:

• Updated input 'nixos-hardware':
    'github:NixOS/nixos-hardware/40b1a28' (2025-12-31)
  → 'github:NixOS/nixos-hardware/cce68f4' (2026-01-16)
• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/1327e79' (2026-01-12)
  → 'github:NixOS/nixpkgs/72ac591' (2026-01-17)
• Updated input 'nixpkgs-unstable':
    'github:NixOS/nixpkgs/ffbc9f8' (2026-01-11)
  → 'github:NixOS/nixpkgs/e4bae1b' (2026-01-16)

Running GitHub Actions on this PR

GitHub Actions will not run workflows on pull requests which are opened by a GitHub Action.

To run GitHub Actions workflows on this PR, run:

git branch -D update_flake_lock_action
git fetch origin
git checkout update_flake_lock_action
git commit --amend --no-edit
git push origin update_flake_lock_action --force