FIxed the site build on CI

Locally the build went through although the property placeholder was missing, moved maven.plugin.version to parent pom and used it for annotations and plugin dependencies as well.



git-svn-id: https://svn.apache.org/repos/asf/creadur/rat/trunk@1615397 13f79535-47bb-0310-9956-ffa450edef68
2 files changed