crackxls: do not use march=native and mtune=native

patch is from @dezgeg and is contained in #8530

pkgs/tools/security/crackxls/default.nix

@@ -13,6 +13,12 @@ stdenv.mkDerivation rec {
 
   buildInputs = [ pkgconfig autoconf automake openssl libgsf gmp ];
 
+  patchPhase = ''
+    substituteInPlace Makefile.in \
+      --replace '-march=native' "" \
+      --replace '-mtune=native' ""
+  '';
+
   installPhase =
   ''
     mkdir $out/bin