geoipupdate: fix build on darwin

pkgs/applications/misc/geoipupdate/default.nix

@@ -1,4 +1,4 @@
-{ stdenv, buildGoModule, fetchFromGitHub }:
+{ stdenv, buildGoModule, fetchFromGitHub, Security }:
 
 buildGoModule rec {
   pname = "geoipupdate";
@@ -13,6 +13,8 @@ buildGoModule rec {
 
   modSha256 = "1bypanvrkcqp8rk84cv2569671irgaf3cy27lcrknyina4pdvir5";
 
+  buildInputs = stdenv.lib.optionals stdenv.isDarwin [ Security ];
+
   meta = with stdenv.lib; {
     description = "Automatic GeoIP database updater";
     homepage = "https://github.com/maxmind/geoipupdate";