File _link of Package virtualbox.openSUSE_Leap_42.3_Update

<link project="openSUSE:Leap:42.3:Update" package="virtualbox" rev="b50280df3fb9104d86aadb4d6e54a54b" vrev="20" baserev="b50280df3fb9104d86aadb4d6e54a54b">
  <patches>
    <branch></branch>
  </patches>
</link>