chore(example): Update flake.lock

Flake lock file updates:

• Updated input 'haskell-flake':
    'github:srid/haskell-flake/c60351652c71ebeb5dd237f7da874412a7a96970?narHash=sha256-rnEfkMDX94VKi07K%2BM5k%2BCvZJXDexpvXv5Hg29zZmxg%3D' (2024-12-01)
  → 'github:srid/haskell-flake/b13eb3f9b8f4666e2d7c9641d1f914e45afe575c?narHash=sha256-cJa3mhmWLj1%2BDLmb3Bkq%2B5cCkeBAsbTkSKf0XvlMo9w%3D' (2024-12-08)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/929116e316068c7318c54eb4d827f7d9756d5e9c?narHash=sha256-aLJxoTDDSqB%2B/3orsulE6/qdlX6MzDLIITLZqdgMpqo%3D' (2024-12-05)
  → 'github:nixos/nixpkgs/5a48e3c2e435e95103d56590188cfed7b70e108c?narHash=sha256-xyiHLs6KJ1fxeGmcCxKjJE4yJknVJxbC8Y/ZRYyC8WE%3D' (2024-12-11)

Author: github-actions[bot]