File _link of Package virtualbox.openSUSE_Leap_15.2_Update

<link project="openSUSE:Leap:15.2:Update" package="virtualbox" rev="1c1ec14a65803416838da611ada3dc19" vrev="2.28" baserev="1c1ec14a65803416838da611ada3dc19">
  <patches>
    <branch></branch>
  </patches>
</link>