flake.lock: Update

Flake lock file updates:

• Updated input 'CHaP':
    'github:intersectmbo/cardano-haskell-packages/60bade9ab7b16121307e12a0fb9aefb2e245faef?narHash=sha256-zKJE6viU6JKUGlesde00In7VrALXv%2BlC6r/1QiQBB4s%3D' (2025-04-29)
  → 'github:intersectmbo/cardano-haskell-packages/b8e34520941dd8631c22c7bf2f1cd68533104fe0?narHash=sha256-SKYYwYUYPEuHhVFu%2B82ExAYkaJ1oZ9MIgRZ2U%2BMVpe4%3D' (2025-04-29)
• Updated input 'hackageNix':
    'github:input-output-hk/hackage.nix/4c98778277c642e326b3cb7c2c9cbb9163b9ffbd?narHash=sha256-dk/70Cmjx8fGSURcAHQnowETeAOElzDxn0wH/P4DUWA%3D' (2025-04-22)
  → 'github:input-output-hk/hackage.nix/76ee5f7ab0073fa6dd728450076839f770b3541b?narHash=sha256-C6l8ntxUOWDP1%2BCxOl%2B/b9qT8PLKLA0YIR0gHs092fc%3D' (2025-05-03)

Author: github-actions[bot]