upgrading maven-site-plugin to 3.5

git-svn-id: https://svn.apache.org/repos/asf/maven/pom/trunk@1731173 13f79535-47bb-0310-9956-ffa450edef68
3 files changed
tree: 3771f6f8e577ea1706ab5b6b20a30489e1e0f42c
  1. asf/
  2. maven/