Zabbix

.........T [ZBX-18634] changed macro names according to the Guidelines, fixed context macros in Temperature Discovery triggers, added preprocessing into Fan Discovery and Temperature Discovery

Merge in ZBX/zabbix from feature/ZBX-18634-5.0 to release/5.0

* commit 'a7ab817f8582ac3860c45b43e655454534b5958b':
  .........T [ZBX-18634] changed template description, macro descriptions
  .........T [ZBX-18634] changed value of {$VFS.FS.FSNAME.NOT_MATCHES} macro to "^(/dev|/sys|/$|/run|/proc|.+/shm$)"
  .........T [ZBX-18634] moved all objects from linked templates into the Mellanox template, renamed macros according to Guidelines, added Discard unchanged with heartbeat into preprocessing steps of all LLD
  .........T [ZBX-18634] fixed the "Temperature is above warning threshold" trigger
  .........T [ZBX-18634] changed macro names according to the Guidelines, fixed context macros in Temperature Discovery triggers, added preprocessing into Fan Discovery and Temperature Discovery