Pin libsodium to nixpkgs 23.11 version for ci

Author: hamishmack

ci.nix

@@ -30,10 +30,11 @@
     # set checkMaterialization as per top-level argument
     overlays = [
       haskellNix.overlay
-      (_final: prev: {
+      (final: prev: {
         haskell-nix = prev.haskell-nix // {
           inherit checkMaterialization;
         };
+        inherit (import inputs.nixpkgs-2311 { system = final.system; }) libsodium;
       })
     ];
     # Needed for dwarf tests

default.nix

@@ -88,6 +88,12 @@ self // {
   pkgs-2305 = import self.inputs.nixpkgs-2305 (nixpkgsArgs // {
     localSystem = { inherit system; };
   });
+  pkgs-2311 = import self.inputs.nixpkgs-2311 (nixpkgsArgs // {
+    localSystem = { inherit system; };
+  });
+  pkgs-2405 = import self.inputs.nixpkgs-2405 (nixpkgsArgs // {
+    localSystem = { inherit system; };
+  });
   pkgs-unstable = import self.inputs.nixpkgs-unstable (nixpkgsArgs // {
     localSystem = { inherit system; };
   });

flake.nix

@@ -90,7 +90,7 @@
     let
       callFlake = import flake-compat;
 
-      ifdLevel = 0;
+      ifdLevel = 1;
       compiler = "ghc928";
       config = import ./config.nix;
 

test/cabal.project.local

@@ -29,16 +29,7 @@ repository ghcjs-overlay
   secure: True
   root-keys:
   key-threshold: 0
-  --sha256: sha256-jcOUSw6rtBdLXx5/yx1EMKaYfvVWJgpTVe567jA81Ls=<<<<<<< HEAD
-
--- This is needed because nixpkgs has 1.0.19, and libsodium has
--- too tight bounds <1.0.18.
-if !os(ghcjs)
-  source-repository-package
-    type: git
-    location: https://github.com/hamishmack/hs-libsodium.git
-    tag: c094f210f3bd34d97204451ea57855a5d17e2086
-    --sha256: sha256-6iCKvdLdjwg2jcoWMEj3qcFTvKe3P4BYxgKeXY3QwRM=
+  --sha256: sha256-jcOUSw6rtBdLXx5/yx1EMKaYfvVWJgpTVe567jA81Ls=
 
 if !impl(ghc>=9.11) && !os(ghcjs)
   active-repositories: hackage.haskell.org