Zabbix

..FG...... [ZBXNEXT-6848] added keys to get OS info on Windows and get OS info in JSON format Linux and Windows

* commit '3d4f0bccb16c44c6b0b2c4f514d27989f8fb1deb':
  ...G...... [ZBXNEXT-6848] fixed cppcheck warnings
  ...G...... [ZBXNEXT-6848] fixed imports in go code and changelog
  ...G...... [ZBXNEXT-6848] fixed windows agent2 after merge to master
  ...G...... [ZBXNEXT-6848] fixed code style in cmocka tests
  ...G...... [ZBXNEXT-6848] fixed error incorrect error messages
  ...G...... [ZBXNEXT-6848] fixed code style and fixed minor logic error
  ...G...... [ZBXNEXT-6848] done some minor refactoring, changed changeloh to be more accurate
  ...G...... [ZBXNEXT-6848] fixed cmocka test memory initialization issue
  ...G...... [ZBXNEXT-6848] minor fixes and refactoring
  ...G...... [ZBXNEXT-6848] fixes for new review findings
  ...G...... [ZBXNEXT-6848] added cmocka test coverage for new items and fixes for review
  ...G...... [ZBXNEXT-6848] fixed magic number style error
  ...G...... [ZBXNEXT-6848] made more style corrections of the go code
  ...G...... [ZBXNEXT-6848] made style corrections of the go code
  ...G...... [ZBXNEXT-6848] added keys system.sw.os.get to windows and linux and system.sw.os to windows for Zabbix agent, fixes for agent2 changes
  ...G...... [ZBXNEXT-6848] added keys system.sw.os.get to windows and linux and system.sw.os to windows for agent2
  ..F....... [ZBXNEXT-6848] added system.sw.os.get to Zabbix agent key suggestions