Zabbix

..F....... [ZBXNEXT-8392] implemented documentation link for each standard item key

Merge in ZBX/zabbix from feature/ZBXNEXT-8392-6.5 to master

* commit 'a59ec1884a9fa80e81a8e8b9795ca36d9e935d69':
  ..F....... [ZBXNEXT-8392] fixed documentation links for items, removed highlight
  ..F....... [ZBXNEXT-8392] fixed standard item's documentation links
  ..F....... [ZBXNEXT-8392] fixed standard item's documentation links
  ..F....... [ZBXNEXT-8392] fixed width of the doc help icon
  ..F....... [ZBXNEXT-8392] fixed documentation link formatting
  ..F....... [ZBXNEXT-8392] fixed documentation link formatting
  ..F....... [ZBXNEXT-8392] fixed documentation links and getByType function
  ..F....... [ZBXNEXT-8392] fixed documentation links for database monitor standard items and formating for standard items popup
  ..F....... [ZBXNEXT-8392] implemented documentation link for each standard item key