File _servicedata of Package health-checker

<servicedata>
  <service name="tar_scm">
    <param name="url">https://github.com/openSUSE/health-checker.git</param>
  <param name="changesrevision">cb84209fd0bc4a9e05d96b85e0a60f90209f3e06</param></service>
</servicedata>