docs: function setupRegistryForEachAddon(registry, parent) {
    parent.initializeAddons();
    let addons = parent.addons || (parent.project && parent.project.addons);
  
    if (!addons) {
      return;
    }
  
    addons.forEach(addon => {
      if (addon.setupPreprocessorRegistry) {
        addon.setupPreprocessorRegistry('parent', registry);
      }
    });
  }