zabbix_agentd: Update to 6.0.27 (LTS)

zabbix_agentd: Update to 6.0.27 (LTS)

- Update from version 6.0.22 to 6.0.27
- Update of rootfile not required

Bugs fixed:
- ZBX-23715: Fixed persistent directory path not following symlinks upon creation
- ZBX-22933: Improved vfs.file.regmatch and vfs.file.regexp items to use buffered file read

Full changelogs since 6.0.22:
- https://www.zabbix.com/rn/rn6.0.23
- https://www.zabbix.com/rn/rn6.0.24
- https://www.zabbix.com/rn/rn6.0.25
- https://www.zabbix.com/rn/rn6.0.26
- https://www.zabbix.com/rn/rn6.0.27
Reviewed-by: Adolf Belka <adolf.belka@ipfire.org>
Signed-off-by: Michael Tremer <michael.tremer@ipfire.org>