File _link of Package rubygem-rdoc

<link project="devel:languages:ruby:extensions" package="rubygem-rdoc" baserev="61435b3ccf20f4b3a6f42df02001471c">
  <patches>
    <delete name="rdoc-6.7.0.gem"/>
    <apply name="project.diff"/>
  </patches>
</link>