message: try not using custom static mesh class
diff: @@ -1866,8 +1866,8 @@ static void loadPrimitiveGameThreadPart(
  pMesh->SetCustomDepthStencilValue(
  pGltf->CustomDepthParameters.CustomDepthStencilValue);
  - UCesiumStaticMesh* pStaticMesh =
  - NewObject<UCesiumStaticMesh>(pMesh, meshName);
  + UStaticMesh* pStaticMesh =
  + NewObject<UStaticMesh>(pMesh, meshName);
  pMesh->SetStaticMesh(pStaticMesh);
  pStaticMesh->SetFlags(
  