flake.lock: Update

Flake lock file updates:

• Updated input 'CHaP':
    'github:input-output-hk/cardano-haskell-packages/550ea1a4574a8dcde7f8e100841afc163df1c38d?narHash=sha256-hb8r%2BrFgzlaYAl9HAv9/cT0I4OLVnQA/uk0UYpGcsy4%3D' (2025-05-16)
  → 'github:input-output-hk/cardano-haskell-packages/8e043cb654d69e62bfb59b80afb2ddda8481f6f7?narHash=sha256-yUv1JB7WOjoVWhEfk8cKap1P9QDn4hLd4ZHdkNoqvuY%3D' (2025-09-05)
• Updated input 'hackage-nix':
    'github:input-output-hk/hackage.nix/358fd3bc4cf82ce548034b273f373948585d60a2?narHash=sha256-WjOAwwMElU567UlOs3Rimvbs2YbgcQFn%2B71sNsty038%3D' (2025-08-05)
  → 'github:input-output-hk/hackage.nix/d22d519e92ee6d0348a659976d009f3419c3de52?narHash=sha256-FLpW1I62%2BNsfVy4F5hSs0%2BUj/vkJvjgj86WyZgrW2/s%3D' (2025-09-07)

Author: github-actions[bot]