Remove patch replaced by ghc source patch

modules/configuration-nix.nix

@@ -68,17 +68,6 @@ in {
       (config.hsPkgs.buildPackages.happy.components.exes.happy or pkgs.buildPackages.happy)
     ]);
 
-  packages.ghc.prePatch =
-    pkgs.lib.optionalString (builtins.compareVersions config.compiler.version "9.9" > 0) ''
-      cp -L Setup.hs Setup.hs.temp
-      rm Setup.hs
-      mv Setup.hs.temp Setup.hs
-      chmod +w Setup.hs
-    '';
-  packages.ghc.patches = [
-    (fromUntil "9.9" "9.10" ../overlays/patches/ghc/ghc-9.9-setup-hs.patch)
-  ];
-
   # Remove dependency on hsc2hs (hsc2hs should be in ghc derivation)
   packages.mintty.components.library.build-tools = pkgs.lib.mkForce [];