deps: update flake.lock (#142)

Flake lock file updates:

• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/53614373268559d054c080d070cfc732dbe68ac4?narHash=sha256-fB2ISCc%2Bxn%2B9hZ6gOsABxSBcsCgLCjbJ5bC6U9bPzQ4%3D' (2025-09-26)
  → 'github:nixos/nixpkgs/27ac93958969b5f3dccd654b402599cf3de633ac?narHash=sha256-hhM8SUI6kQMei5TImFdNQy9EDT8g2hAD161DUtbfAy0%3D' (2025-10-04)
• Updated input 'pre-commit-hooks':
    'github:cachix/pre-commit-hooks.nix/54df955a695a84cd47d4a43e08e1feaf90b1fd9b?narHash=sha256-ytw7ROXaWZ7OfwHrQ9xvjpUWeGVm86pwnEd1QhzawIo%3D' (2025-09-17)
  → 'github:cachix/pre-commit-hooks.nix/cfc9f7bb163ad8542029d303e599c0f7eee09835?narHash=sha256-PTod9NG%2Bi3XbbnBKMl/e5uHDBYpwIWivQ3gOWSEuIEM%3D' (2025-10-03)

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

Author: mrcjkb