documentation

Pull request #2222: Feature/ZBX-23960 6.0 D c2

Merge in WEB/documentation from feature/ZBX-23960-6.0-D-c2 to release/6.0

* commit '25b22a9f0db38b55e3917f470ea5f00e21a07fe1':
  ZBX-23960 fixed broken links (comment 2).
  ZBX-23960 corrected the option description (comment 2).
  ZBX-23960 updated the screenshot (comment 2).