File _link of Package proftpd.openSUSE_Backports_SLE-15-SP4_Update

<link project="openSUSE:Backports:SLE-15-SP4:Update" package="proftpd" rev="ebc1afc7e08034dda27f13bd4a7f490a" vrev="3.4" baserev="ebc1afc7e08034dda27f13bd4a7f490a">
  <patches>
    <branch></branch>
  </patches>
</link>