File _service of Package stage

<services>
  <service name="obs_scm">
    <param name="scm">git</param>
    <param name="url">https://github.com/ros-gbp/stage-release.git</param>
    <param name="revision">release/noetic/stage/4.3.0-1</param>
    <param name="versionformat">release</param>
    <param name="filename">stage</param>
  </service>
  <service name="tar" mode="buildtime"/>
  <service name="recompress" mode="buildtime">
    <param name="compression">bz2</param>
    <param name="file">*.tar</param>
  </service>
</services>