Bump CHaP index-state, add kes-agent-crypto to build-depends (#1694)

This PR bumps the CHaP index-state to pick up the new version of
`kes-agent` and adds `kes-agent-crypto` (now split into a separate
package) to build-depends where necessary

Author: fraser-iohk

cabal.project

@@ -16,7 +16,7 @@ index-state:
   -- Bump this if you need newer packages from Hackage
   , hackage.haskell.org 2025-09-11T01:58:40Z
   -- Bump this if you need newer packages from CHaP
-  , cardano-haskell-packages 2025-09-10T20:31:08Z
+  , cardano-haskell-packages 2025-09-24T15:29:30Z
 
 packages:
   ouroboros-consensus

flake.lock

@@ -327,7 +327,8 @@ library unstable-shelley-testlib
     cardano-strict-containers,
     containers,
     contra-tracer,
-    kes-agent,
+    kes-agent <1,
+    kes-agent-crypto <1,
     microlens,
     mtl,
     ouroboros-consensus:{ouroboros-consensus, unstable-consensus-testlib},

ouroboros-consensus-cardano/ouroboros-consensus-cardano.cabal

@@ -79,7 +79,8 @@ library
     contra-tracer ^>=0.1.0,
     io-classes ^>=1.8.0,
     io-sim,
-    kes-agent,
+    kes-agent <1,
+    kes-agent-crypto <1,
     mtl,
     network ^>=3.2.7,
     nothunks,