documentation

[DEV-4368] launch translations for Zabbix 7.4

Merge in WEB/documentation from feature/DEV-4368-7.3-D to release/7.4

* commit '13a2213830ce666b77c3906b5344a1ce57f886b7': (25 commits)
  [DEV-4368] updated el language from release/7.2
  [DEV-4368] updated gl language from release/7.2
  [DEV-4368] updated ar language from release/7.2
  [DEV-4368] updated sr language from release/7.2
  [DEV-4368] updated nb-NO language from release/7.2
  [DEV-4368] updated kk language from release/7.2
  [DEV-4368] updated tr language from release/7.2
  [DEV-4368] updated ro language from release/7.2
  [DEV-4368] updated pl language from release/7.2
  [DEV-4368] updated lv language from release/7.2
  [DEV-4368] updated hu language from release/7.2
  [DEV-4368] updated he language from release/7.2
  [DEV-4368] updated fa language from release/7.2
  [DEV-4368] updated ca language from release/7.2
  [DEV-4368] updated it language from release/7.2
  [DEV-4368] updated uk language from release/7.2
  [DEV-4368] updated de language from release/7.2
  [DEV-4368] updated fr language from release/7.2
  [DEV-4368] updated nl language from release/7.2
  [DEV-4368] updated zh-CN language from release/7.2
  ...