File _link of Package yast2-migration-sle

<link project="YaST:openSUSE:15.4" package="yast2-migration-sle" baserev="0a0b4f089b4224246c224c547ada5798">
  <patches>
    <delete name="yast2-migration-sle-4.4.0.tar.bz2"/>
  </patches>
</link>