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/ce0c1ca6c0fa40b522d68733c7da9cbd5f7d9a88?narHash=sha256-6iH3PscsCrrjoAi3ikVG%2B5isoLqeTCEo3DBS1uoUTv8%3D' (2025-07-09)
• Updated input 'hackage-nix':
    'github:input-output-hk/hackage.nix/fb544bbebfcf01fc5ccbe21b92788de8af41b18b?narHash=sha256-FZSVceUTII6Q7rYnP%2BRi8o9tX6zm0Xr189YdVFyhtWM%3D' (2025-07-01)
  → 'github:input-output-hk/hackage.nix/7b21300944fa3d573e10303d0891a0ea858ff4c4?narHash=sha256-oaiQgrnhF6aKD9gEf%2BAom/MDwAtw3dFraXZ7nHhCCJU%3D' (2025-07-13)

Author: github-actions[bot]