Zabbix

...G.....T [ZBXNEXT-7065] added queries metrics to postgresql by agent2 template

Merge in ZBX/zabbix from feature/ZBXNEXT-7065-5.5 to master

* commit '1ac2ec4d63fab229a5b6acf0f36368d49eeb953f':
  ...G...... [ZBXNEXT-7065] fixed line lenth issue for query in go code
  ...G.....T [ZBXNEXT-7065] fixed spelling mistake
  ...G.....T [ZBXNEXT-7065] updated postgres plugin readme
  ...G.....T [ZBXNEXT-7065] added queries metrics to postgresql by agent2 template
  ...G.....T [ZBXNEXT-7065] added queries metrics to postgresql by agent2 template
  ...G.....T [ZBXNEXT-7065] added queries metrics to postgresql by agent2 template
  ...G.....T [ZBXNEXT-7065] added queries metrics to postgresql by agent2 template