update maven site plugin version to workaround classnotfound issue in mvn site:site
update maven site plugin version to workaround classnotfound issue in mvn site:site

korpling/ANNIS,amir-zeldes/ANNIS,korpling/ANNIS,amir-zeldes/ANNIS,zangsir/ANNIS,amir-zeldes/ANNIS,zangsir/ANNIS,amir-zeldes/ANNIS,zangsir/ANNIS,korpling/ANNIS,amir-zeldes/ANNIS,korpling/ANNIS,zangsir/ANNIS,korpling/ANNIS,zangsir/ANNIS,zangsir/ANNIS,amir-zeldes/ANNIS