flake.lock: Update

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:NixOS/nixpkgs/394571358ce82dff7411395829aa6a3aad45b907?narHash=sha256-m/lh6hYMIWDYHCAsn81CDAiXoT3gmxXI9J987W5tZrE%3D' (2024-12-16)
  → 'github:NixOS/nixpkgs/edf04b75c13c2ac0e54df5ec5c543e300f76f1c9?narHash=sha256-tfYRbFhMOnYaM4ippqqid3BaLOXoFNdImrfBfCp4zn0%3D' (2024-12-31)
• Updated input 'pre-commit-hooks':
    'github:cachix/pre-commit-hooks.nix/0ddd26d0925f618c3a5d85a4fa5eb1e23a09491d?narHash=sha256-nzE5UbJ41aPEKf8R2ZFYtLkqPmF7EIUbNEdHMBLg0Ig%3D' (2024-12-17)
  → 'github:cachix/pre-commit-hooks.nix/f0f0dc4920a903c3e08f5bdb9246bb572fcae498?narHash=sha256-ulZN7ps8nBV31SE%2BdwkDvKIzvN6hroRY8sYOT0w%2BE28%3D' (2024-12-21)
• Updated input 'treefmt-nix':
    'github:numtide/treefmt-nix/0ce9d149d99bc383d1f2d85f31f6ebd146e46085?narHash=sha256-s4DalCDepD22jtKL5Nw6f4LP5UwoMcPzPZgHWjAfqbQ%3D' (2024-12-09)
  → 'github:numtide/treefmt-nix/3b0afa7961c5d1d94bd02e1d6e560bd84af0525b?narHash=sha256-1nond419ZbUDj44pf3a3tmq8619fZLLybELfTio5/NU%3D' (2025-01-02)