message: Destroy FilamentInstance's mRoot in EntityManager
diff: @@ -38,8 +38,10 @@ FFilamentAsset::~FFilamentAsset() {
  releaseSourceData();
  // Destroy all instance objects. Instance entities / components are
  - // destroyed later in this method because they are owned by the asset.
  + // destroyed later in this method because they are owned by the asset
  + // (except for the root of the instance).
  for (FFilamentInstance* instance : mInstances) {
  + mEntityManager->destroy(instance->mRoot);
  delete instance;
  }
  