build(nix): nix flake update

Author: sgillespie

cabal.project

@@ -10,8 +10,8 @@ repository cardano-haskell-packages
     d4a35cd3121aa00d18544bb0ac01c3e1691d618f462c46129271bccf39f7e8ee
 
 index-state:
-  , hackage.haskell.org 2024-10-10T00:52:24Z
-  , cardano-haskell-packages 2024-11-26T16:00:26Z
+  , hackage.haskell.org 2025-05-08T22:29:22Z
+  , cardano-haskell-packages 2025-04-29T20:52:57Z
 
 packages:
   cardano-db