File _link of Package virtualbox.openSUSE_Leap_42.3_Update

<link project="openSUSE:Leap:42.3:Update" package="virtualbox" rev="03d86a1de374efa2d89a67884cfc9baf" vrev="54" baserev="03d86a1de374efa2d89a67884cfc9baf">
  <patches>
    <branch></branch>
  </patches>
</link>