message: Remove extesnions
diff: @@ -795,8 +795,6 @@ void writeSampler(std::string& json, const cgltf_sampler& sampler)
  append(json, size_t(sampler.wrap_s));
  append(json, ",\"wrapT\":");
  append(json, size_t(sampler.wrap_t));
  -
  - append(json, ",\"extensions\":{}");
  }
  void writeImage(std::string& json, std::vector<BufferView>& views, const cgltf_image& image, const ImageInfo& info, size_t index, const char* input_path, const char* output_path, const Settings& settings)
  