Enable external-static-plugin test for GHC >=9.6 (Fixes #2265)

Author: hamishmack

test/external-static-plugin/default.nix

@@ -1,4 +1,4 @@
-{ cabalProject', testSrc, compiler-nix-name, evalPackages, recurseIntoAttrs, haskellLib }: let
+{ cabalProject', testSrc, compiler-nix-name, buildPackages evalPackages, recurseIntoAttrs, haskellLib }: let
   project = cabalProject' {
     src = testSrc "external-static-plugin";
     inherit compiler-nix-name evalPackages;
@@ -19,9 +19,9 @@ in recurseIntoAttrs {
     inherit (project) plan-nix;
   };
 
-  meta.disabled = !(builtins.elem compiler-nix-name [
-    "ghc810420210212"
-  ]) || haskellLib.isCrossHost;
+  meta.disabled =
+    __compareVersions buildPackages.haskell-nix.compiler.${compiler-nix-name}.version "9.6" < 0
+      || haskellLib.isCrossHost;
 
   build = project.hsPkgs.prog.components.exes.prog;
 }