File _link of Package asterisk

<link project="network:telephony" package="asterisk" baserev="0a54cf0980ddf12ea3dfa99a6cb9a287">
  <patches>
    <delete name="asterisk-18.12.1.tar.gz"/>
    <delete name="asterisk-18.12.1.tar.gz.asc"/>
    <delete name="asterisk-init.diff"/>
    <delete name="asterisk.init"/>
    <delete name="jansson-2.14.tar.bz2"/>
    <delete name="pjproject-2.12.tar.bz2"/>
    <apply name="project.diff"/>
  </patches>
</link>