Zabbix

..F.....S. [ZBXNEXT-6869] removed positional macros in item name

Merge in ZBX/zabbix from feature/ZBXNEXT-6869-5.5 to master

* commit '740229452fc0c26a50bb709b7353628534e09f46':
  ........S. [ZBXNEXT-6869] fixed warning no longer supported
  ........S. [ZBXNEXT-6869] fixed warning
  ..F....... [ZBXNEXT-6869,ZBXNEXT-6996] fixed undefined index error in graph form item selection modal
  ........S. [ZBXNEXT-6869] fixed warning and warning count and ChangeLog
  .D........ [ZBXNEXT-6869,ZBXNEXT-6996] updated the list of authors
  ..F....... [ZBXNEXT-6869,ZBXNEXT-6996] removed resolving of positional macros in item and item prototype names
  ........S. [ZBXNEXT-6869] removed position markers in item name