chore(example): Update flake.lock

Flake lock file updates:

• Updated input 'flake-parts':
    'github:hercules-ci/flake-parts/4524271976b625a4a605beefd893f270620fd751?narHash=sha256-%2BuWLQZccFHwqpGqr2Yt5VsW/PbeJVTn9Dk6SHWhNRPw%3D' (2025-09-01)
  → 'github:hercules-ci/flake-parts/758cf7296bee11f1706a574c77d072b8a7baa881?narHash=sha256-wfG0S7pltlYyZTM%2BqqlhJ7GMw2fTF4mLKCIVhLii/4M%3D' (2025-10-01)
• Updated input 'haskell-flake':
    'github:srid/haskell-flake/c9782b539b75828df2c150d4b6c4cbe666f01c31?narHash=sha256-52Is8RAkC0moHMoLhCgatU0G%2B9dHdgboHY55fI04QjA%3D' (2025-09-23)
  → 'github:srid/haskell-flake/1c26ac95f69e563781feccd6610fd7637bebbd10?narHash=sha256-blv%2BxY7A3BVxxKHfJjCXb9KaTzPHlb9SWfs0WqDvKZE%3D' (2025-09-28)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/e3a3b32cc234f1683258d36c6232f150d57df015?narHash=sha256-hEIDTaIqvW1NMfaNgz6pjhZPZKTmACJmXxGr/H6isIg%3D' (2025-09-27)
  → 'github:nixos/nixpkgs/27ac93958969b5f3dccd654b402599cf3de633ac?narHash=sha256-hhM8SUI6kQMei5TImFdNQy9EDT8g2hAD161DUtbfAy0%3D' (2025-10-04)

Author: github-actions[bot]