File _service of Package vulkan-loader

<services>
  <service name="download_url">
    <param name="url">https://github.com/KhronosGroup/Vulkan-Loader/archive/refs/tags/v1.4.335/Vulkan-Loader-1.4.335.tar.gz</param>
    <param name="filename">Vulkan-Loader-1.4.335.tar.gz</param>
  </service>
</services>