File _link of Package osmo-cc-sip-endpoint

<link project="network:telephony" package="osmo-cc-sip-endpoint" baserev="b09d9a3692ff666dd9cd4cbc5c655f11">
  <patches>
    <delete name="osmo-cc-sip-endpoint-0~git20210103.tar.xz"/>
    <apply name="project.diff"/>
  </patches>
</link>