chore(example): Update flake.lock

Flake lock file updates:

• Updated input 'haskell-flake':
    'github:srid/haskell-flake/3f76199d42d55e3a36bf8e8e0544e715d6a3f007?narHash=sha256-6CToXT/jcbYBi3EMAZZtyPj14NsMbdAwq%2BZeQtfu5P0%3D' (2024-06-20)
  → 'github:srid/haskell-flake/dfea80e8a907a7818f11090788f84f1a62985694?narHash=sha256-ytIvs6dq1dD3eicwhmqMyhIDH52DfqhOiCpmJbjBYVI%3D' (2024-06-24)
• Updated input 'nixpkgs':
    'github:nixos/nixpkgs/90338afd6177fc683a04d934199d693708c85a3b?narHash=sha256-%2B1xgeIow4gJeiwo4ETvMRvWoircnvb0JOt7NS9kUhoM%3D' (2024-06-21)
  → 'github:nixos/nixpkgs/1e3deb3d8a86a870d925760db1a5adecc64d329d?narHash=sha256-vN5xJAZ4UGREEglh3lfbbkIj%2BMPEYMuqewMn4atZFaQ%3D' (2024-06-27)

Author: github-actions[bot]