File _service of Package litecoin

<services>
  <service name="download_url">
    <param name="host">download.litecoin.org</param>
    <param name="protocol">https</param>
    <param name="path">/litecoin-0.21.4/linux/litecoin-0.21.4-x86_64-linux-gnu.tar.gz</param>
  </service>
</services>