tests/openscad: disable on darwin (broken dependency)

NixOS/nixpkgs#411700

Author: GaetanLepage

tests/test-sources/plugins/by-name/openscad/default.nix

@@ -1,4 +1,8 @@
-{
+{ lib, pkgs, ... }:
+# TODO: Added 2025-05-28
+# `opencsg` fails to build on darwin
+# https://github.com/NixOS/nixpkgs/issues/411700
+lib.optionalAttrs (!pkgs.stdenv.hostPlatform.isDarwin) {
   empty = {
     plugins.openscad.enable = true;
   };