flake.lock: Update
Flake lock file updates:
• Updated input 'CHaP':
'github:input-output-hk/cardano-haskell-packages/adb95662bd219b60292c4c34b8c223d205eb00b0' (2023-09-02)
→ 'github:input-output-hk/cardano-haskell-packages/4e427f23f6b546dff1370c25e23b5b65e62cc421' (2026-04-03)
• Updated input 'hackageNix':
'github:input-output-hk/hackage.nix/34cd9fe31d210f2ff041f490eaa4029f6b2812c4' (2023-08-28)
→ 'github:input-output-hk/hackage.nix/16295c5774fb84e9ebf0880ff471c2b3f446ba62' (2026-04-05)