File _link of Package beignet

<link project="science" cicount="copy" baserev="3b3a59d6066652997174117ab4193ee6">
  <patches>
    <delete name="0004-Enable-Coffee-Lake-support.patch"/>
    <delete name="0008-Add-preliminary-LLVM-7-support.patch"/>
    <delete name="beignet-Release_v1.3.2.tar.bz2"/>
    <delete name="beignet-disable-NegAddOptimization.patch"/>
    <delete name="beignet-llvm6.patch"/>
    <apply name="project.diff"/>
  </patches>
</link>