chore(flake): update lock

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/7cc0bff31a3a705d3ac4fdceb030a17239412210?narHash=sha256-7QEFnKkzD13SPxs%2BUFR5bUFN2fRw%2BGlL0am72ZjNre4%3D' (2024-12-27)
  → 'github:NixOS/nixpkgs/a27871180d30ebee8aa6b11bf7fef8a52f024733?narHash=sha256-Q4HuFAvoKAIiTRZTUxJ0ZXeTC7lLfC9/dggGHNXNlCw%3D' (2025-01-03)
• Updated input 'pre-commit-hooks':
    'github:cachix/pre-commit-hooks.nix/f0f0dc4920a903c3e08f5bdb9246bb572fcae498?narHash=sha256-ulZN7ps8nBV31SE%2BdwkDvKIzvN6hroRY8sYOT0w%2BE28%3D' (2024-12-21)
  → 'github:cachix/pre-commit-hooks.nix/a5a961387e75ae44cc20f0a57ae463da5e959656?narHash=sha256-3FZAG%2BpGt3OElQjesCAWeMkQ7C/nB1oTHLRQ8ceP110%3D' (2025-01-03)
• Removed input 'pre-commit-hooks/nixpkgs-stable'
• Updated input 'treefmt-nix':
    'github:numtide/treefmt-nix/9e09d30a644c57257715902efbb3adc56c79cf28?narHash=sha256-8T3K5amndEavxnludPyfj3Z1IkcFdRpR23q%2BT0BVeZE%3D' (2024-12-25)
  → 'github:numtide/treefmt-nix/29806abab803e498df96d82dd6f34b32eb8dd2c8?narHash=sha256-1hKMRIT%2BQZNWX46e4gIovoQ7H8QRb7803ZH4qSKI45o%3D' (2025-01-03)