pypy: fix darwin build after sdk rework

https://hydra.nixos.org/build/276111920/nixlog/6/tail

pkgs/development/interpreters/python/default.nix

@@ -135,8 +135,6 @@ in {
     db = db.override { dbmSupport = !stdenv.hostPlatform.isDarwin; };
     python = __splicedPackages.pythonInterpreters.pypy27_prebuilt;
     inherit passthruFun;
-    inherit (darwin) libunwind;
-    inherit (darwin.apple_sdk.frameworks) Security;
   };
 
   pypy39 = callPackage ./pypy {
@@ -152,8 +150,6 @@ in {
     db = db.override { dbmSupport = !stdenv.hostPlatform.isDarwin; };
     python = __splicedPackages.pypy27;
     inherit passthruFun;
-    inherit (darwin) libunwind;
-    inherit (darwin.apple_sdk.frameworks) Security;
   };
 
   pypy310 = __splicedPackages.pypy39.override {

pkgs/development/interpreters/python/pypy/default.nix

@@ -1,6 +1,6 @@
 { lib, stdenv, substituteAll, fetchurl
 , zlibSupport ? true, zlib
-, bzip2, pkg-config, libffi, libunwind, Security
+, bzip2, pkg-config, libffi, darwin
 , sqlite, openssl, ncurses, python, expat, tcl, tk, tclPackages, libX11
 , gdbm, db, xz, python-setup-hook
 , optimizationLevel ? "jit", boehmgc
@@ -64,7 +64,7 @@ in with passthru; stdenv.mkDerivation rec {
   ] ++ lib.optionals (lib.any (l: l == optimizationLevel) [ "0" "1" "2" "3"]) [
     boehmgc
   ] ++ lib.optionals stdenv.hostPlatform.isDarwin [
-    libunwind Security
+   darwin.libutil
   ];
 
   # Remove bootstrap python from closure