File _link of Package ffmpeg-4.openSUSE_Leap_15.2_Update

<link project="openSUSE:Leap:15.2:Update" package="ffmpeg-4" rev="fa3e56b1911a90459247959159d909a3" vrev="2.4" baserev="fa3e56b1911a90459247959159d909a3">
  <patches>
    <branch></branch>
  </patches>
</link>