Zabbix

..F....... [ZBX-26300] updated showing correct element's edit form when right click on the sysmap

* commit '505a594a21442f56cd06f04acb8a25c0ebeef173':
  ..F....... [ZBX-26300] added usage of previously initialized the 'target' variable, removed redundant comment
  ..F....... [ZBX-26300] updated behaviour for right-click on a border of a sysmap shape
  ..F....... [ZBX-26300] updates for showing correct element's edit form when right click on the sysmap

(cherry picked from commit eeaaa495b6773f5745912668036c2fd702ce317e)