flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/c3e128f3c0ecc1fb04aef9f72b3dcc2f6cecf370' (2024-01-15)
  → 'github:rodarima/nixpkgs/57e7c8fa4fdc414a936ce83afd0c70fb0a3a31d5' (2024-01-24)