flake.lock: Update

Flake lock file updates:

• Updated input 'CHaP':
    'github:input-output-hk/cardano-haskell-packages/ac56dcd9b033d43cc17d4f286d2afc306c96a2f4?narHash=sha256-bJGII2E0qA1WYnXO2UtyvCIvBRErRDavWmn39FVdBZo%3D' (2024-04-27)
  → 'github:input-output-hk/cardano-haskell-packages/70c2100e4206788b082a836046a5133902a1ceb1?narHash=sha256-fy8xdNgFXJvX0UnW0HNdhcZA/n0FGomkshJExKUcjUs%3D' (2024-05-15)
• Updated input 'hackage-nix':
    'github:input-output-hk/hackage.nix/6760c08210ad696450e8d7c81e580d9fed42a702?narHash=sha256-ZsydC/V2tf0f4xMfr2ZItEoLYMio034D6JQCJE05wRA%3D' (2024-04-27)
  → 'github:input-output-hk/hackage.nix/f601c5a6cd0f866c2bd8b7a4521bb245aae53edd?narHash=sha256-oPaaz6rAtIBZg/Cda1qVdiZocO1FE6XaHORQ9fpxAvc%3D' (2024-05-18)