File _link of Package virtualbox.openSUSE_Leap_15.2_Update

<link project="openSUSE:Leap:15.2:Update" package="virtualbox" rev="b737c9b3f5ac1d733d116730a25be100" vrev="2.31" baserev="b737c9b3f5ac1d733d116730a25be100">
  <patches>
    <branch></branch>
  </patches>
</link>