Zabbix

A...I..... [ZBX-23580] fixed aggregated item key conversion to calculated item formula when item key has "last" function and additional four parameter

* commit '355636dea9cfbf1cb4911877f61c471944bb57d2':
  A......... [ZBX-23580] fixed PHPDoc
  A......... [ZBX-23580] added removing of invalid 2nd parameter in last_foreach function while importing items and item prototypes
  ....I..... [ZBX-23580] removed unneeded code
  ....I..... [ZBX-23580] fixed code formatting
  ....I..... [ZBX-23580] fixed expression parsing
  ....I..... [ZBX-23580] fixed memory leak
  ....I..... [ZBX-23580] fixed code style
  ....I..... [ZBX-23580] fixed code style
  ....I..... [ZBX-23580] removed unneeded code
  ....I..... [ZBX-23580] fixed formulas having more than one last_foreach
  ....I..... [ZBX-23580] fixed formulas not created from former aggregate items
  ....I..... [ZBX-23580] added upgrade patch to remove zero time periods from calculated item formulas
  .......... [ZBX-23580] fixed phpunit tests
  ....I..... [ZBX-23580] fixed conversion of aggregate checks to calculated items in db upgrade patch
  A...I..... [ZBX-23580] fixed aggregated item key conversion to calculated item formula when item key has "last" function and additional four parameter