flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/71a6392e367b08525ee710a93af2e80083b5b3e2?narHash=sha256-0XovF7BYP50rTD2v4r55tR5MuBLet7q4xIz6Rgh3BBU%3D' (2024-12-13)
  → 'github:NixOS/nixpkgs/4989a246d7a390a859852baddb1013f825435cee?narHash=sha256-kMBQ5PRiFLagltK0sH%2B08aiNt3zGERC2297iB6vrvlU%3D' (2024-12-17)
• Updated input 'pre-commit-hooks':
    'github:cachix/pre-commit-hooks.nix/aa9f40c906904ebd83da78e7f328cd8aeaeae785?narHash=sha256-NdaCraHPp8iYMWzdXAt5Nv6sA3MUzlCiGiR586TCwo0%3D' (2024-12-15)
  → 'github:cachix/pre-commit-hooks.nix/0ddd26d0925f618c3a5d85a4fa5eb1e23a09491d?narHash=sha256-nzE5UbJ41aPEKf8R2ZFYtLkqPmF7EIUbNEdHMBLg0Ig%3D' (2024-12-17)
• Updated input 'treefmt-nix':
    'github:numtide/treefmt-nix/0ce9d149d99bc383d1f2d85f31f6ebd146e46085?narHash=sha256-s4DalCDepD22jtKL5Nw6f4LP5UwoMcPzPZgHWjAfqbQ%3D' (2024-12-09)
  → 'github:numtide/treefmt-nix/76159fc74eeac0599c3618e3601ac2b980a29263?narHash=sha256-/QceWozrNg915Db9x/Ie5k67n9wKgGdTFng%2BZ1Qw0kE%3D' (2024-12-18)