if we do not want to translate group and site, it should be set on the categories, because there are some cases where we want to translate, and to many places call getTranslatedTitle anyway

git-svn-id: https://svn.erp5.org/repos/public/erp5/trunk@34585 20353a03-c40f-0410-a6d1-a30d3c3de9de