flake.lock: Update

Flake lock file updates:

• Updated input 'CHaP':
    'github:input-output-hk/cardano-haskell-packages/52a272bdbc16e0f5df58fcbaeb3681e50c9b340c?narHash=sha256-Jm1BjEKWwu2K6L/pgt/n3%2B%2BwdRfs58PpLsteXjVgEtA%3D' (2024-07-02)
  → 'github:input-output-hk/cardano-haskell-packages/2126fa53c45842719ee38040f4d5bee8fb17a09d?narHash=sha256-itkbLG6DUX/L5XuoSXFPgPBf%2B9lFOM3ufc1T4BU4MYM%3D' (2024-07-25)
• Updated input 'hackage-nix':
    'github:input-output-hk/hackage.nix/4b1044b947c482975b30a029a42e8e73a3bec073?narHash=sha256-l6O9JzsNm0hK7AKHeegzQZ7FvAlzM5qxHIWOXMebzCk%3D' (2024-07-02)
  → 'github:input-output-hk/hackage.nix/a20e7da08ddfdd02f02e21368217100ef5daf7df?narHash=sha256-gwQ29Ux9mG%2B8AmSs7qkoCfvPVaaAnU5GXMJS7vOWHEo%3D' (2024-07-27)