update German translation

* manual/sitemap.xml.de

  Bring translation up to date

* manual/sitemap.xml.meta
  manual/sitemap.html.de

  Update transformation


git-svn-id: https://svn.apache.org/repos/asf/httpd/httpd/branches/2.0.x@161772 13f79535-47bb-0310-9956-ffa450edef68