File _link of Package libwebp

<link project="openSUSE:Factory" rev="1aae0478aeba9a1dc6f2a3df14ecc1c4" baserev="1aae0478aeba9a1dc6f2a3df14ecc1c4" vrev="2.2.0">
  <patches>
    <branch />
  </patches>
</link>