flake.lock: Update (#45)

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/63143ac2c9186be6d9da6035fa22620018c85932' (2024-01-02)
  → 'github:nixos/nixpkgs/eabe8d3eface69f5bb16c18f8662a702f50c20d5' (2024-01-09)
• Updated input 'pre-commit-hooks':
    'github:cachix/pre-commit-hooks.nix/9d3d7e18c6bc4473d7520200d4ddab12f8402d38' (2023-12-30)
  → 'github:cachix/pre-commit-hooks.nix/274ae3979a0eacae422e1bbcf63b8b7a335e1114' (2024-01-12)

Co-authored-by: github-actions[bot] <github-actions[bot]@users.noreply.github.com>