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/86660ad10909f521a9c42cb01e9626aefd3903cf' (2026-04-11)
• Updated input 'hackageNix':
'github:input-output-hk/hackage.nix/34cd9fe31d210f2ff041f490eaa4029f6b2812c4' (2023-08-28)
→ 'github:input-output-hk/hackage.nix/71cae2e4678c1721bacca2a8ad9dda647ca3ecfc' (2026-04-12)