documentation

Pull request #1148: [ZBX-22800] restored userdirectory sorting by name; removed unsupported field host from sorting

Merge in WEB/documentation from feature/ZBX-22800-7.0-D to release/7.0

* commit '08f1cb3918cd54beca1963688e7269d9678c8738':
  A......... [ZBX-22800] fixed API userdirectory get page