Log Message:
zabbix60: Update to 6.0.16

Bug fixes:
- Fixed the crash in Zabbix agent 2 when running out of available file
  descriptors
- Hid the option "Create new groups" for unprivileged users in the \ 
Import form
- Added validation to the "Server" IP/DNS option in the Zabbix agent 2
  configuration
- Fixed loss of preprocessing result when step with delta is used
- Fixed duplication in web scenario error messages when curl cannot resolve
  host
- Added an extra master item prototype to the Elasticsearch Cluster by HTTP
  template to reduce preprocessing worker utilization
- Fixed VMware parameters display
- Fixed the inability to import host prototypes containing SNMPv3 interface;
  allowed to supply conditional parameters with default values to
  hostprototype.create and hostprototype.update API methods when the parameters
  have no effect; added audit logging of changes to host prototypes when
  unlinking a template; fixed the inability to remove group links or group
  prototypes from a host prototype of a linked template
- Fixed different severity paddings in trigger popups and maps triggers
- Fixed selected count when using filter and filtered parameter is changed in a
  popup
- Fixed debug section overlapping with 'Add new widget' placeholder in the
  dashboard
- Fixed messages when updating graph prototype discovery
- Added a check for numeric value in value mapping
- Fixed incorrect padding in multiselect popup contrast dark and light
  stylesheets
- Fixed the markup for Type of calculation expression field
- Added support for item and item_preproc table fields to be either nvarchar or
  nclob

Full release notes: https://www.zabbix.com/rn/rn6.0.16