cabal.project: Update index-states

And remove redundant `allow-newer` stanzas.

Author: erikd

cabal.project

@@ -10,7 +10,7 @@ repository cardano-haskell-packages
     d4a35cd3121aa00d18544bb0ac01c3e1691d618f462c46129271bccf39f7e8ee
 
 index-state:
-  , hackage.haskell.org 2025-05-07T06:09:46Z
+  , hackage.haskell.org 2025-05-08T22:29:22Z
   , cardano-haskell-packages 2025-04-29T20:52:57Z
 
 packages:
@@ -67,9 +67,6 @@ package snap-server
   -- only if the `cardano-node` is compiled with `+rtview`.
   flags: -openssl
 
-package cardano-ledger-shelley
-  flags: -XAllowAmbiguousTypes
-
 -- ---------------------------------------------------------
 
 constraints:
@@ -85,25 +82,13 @@ constraints:
 
 if impl (ghc >= 9.12)
   allow-newer:
-    -- https://github.com/phadej/vec/issues/118
-    , bin:base
-    , fin:base
-    , ral:base
-
-    -- https://github.com/haskellari/tree-diff/issues/97
-    , tree-diff:base
-
     -- https://github.com/kapralVV/Unique/issues/11
     , Unique:hashable
 
     -- https://github.com/Gabriella439/Haskell-Pipes-Safe-Library/pull/70
     , pipes-safe:base
 
-    -- https://github.com/phadej/insert-ordered-containers/issues/65
-    , insert-ordered-containers:base
-    , insert-ordered-containers:hashable
-
-	-- https://github.com/GetShopTV/swagger2/issues/256
+    -- https://github.com/GetShopTV/swagger2/issues/256
     , swagger2:base
     , swagger2:template-haskell
 

cardano-chain-gen/src/Cardano/Mock/ChainSync/Server.hs

@@ -8,8 +8,6 @@
 {-# LANGUAGE ScopedTypeVariables #-}
 {-# LANGUAGE TypeApplications #-}
 
-{-# OPTIONS_GHC -Wno-orphans #-}
-
 module Cardano.Mock.ChainSync.Server (
   -- * server
   forkServerThread,