Zabbix

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

Merge in ZBX/zabbix from feature/ZBXNEXT-7065-5.0 to release/5.0

* commit '9d3ef1ea06f38020e4b6e8431bd4354f6764f113':
  ...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