File _servicedata of Package tuwunel

<servicedata>
  <service name="tar_scm">
    <param name="url">https://github.com/matrix-construct/tuwunel.git</param>
    <param name="changesrevision">a1677f05d3c52e8716d44add66712dd4e0b29139</param>
  </service>
</servicedata>