chore(example): Update flake.lock

Flake lock file updates:

• Updated input 'haskell-flake':
    'github:srid/haskell-flake/7cdc00218a12701e5976ed5d70caad5c1677d7ba?narHash=sha256-XARSOQIooVKzP%2BQ9sOx93O9uy5s9%2BFAhuQINjFQTRDI%3D' (2024-05-17)
  → 'github:srid/haskell-flake/440b0f1d69c1b9bb1831c29b573cf3d2e50a2c9c?narHash=sha256-jLNcBHylm1J/Q1Vz7Swsao5J8lZAhQKKSUNHl%2Br1K7k%3D' (2024-05-19)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/02923630b89aa1ab36ef8e422501a6f4fd4b2016?narHash=sha256-OhysviwHQz4p2HZL4g7XGMLoUbWMjkMr/ogaR3VUYNA%3D' (2024-05-18)
  → 'github:nixos/nixpkgs/47e03a624662ce399e55c45a5f6da698fc72c797?narHash=sha256-9dUxZf8MOqJH3vjbhrz7LH4qTcnRsPSBU1Q50T7q/X8%3D' (2024-05-25)

Author: github-actions[bot]