Filebeat module sophos documentation fixes (#27831) (#27939)

Two fixes for docs:

- Sophos setting to correct output type
- Updated link to Sophos documentation and added version 18.5

(cherry picked from commit cdc613d)

Co-authored-by: Philipp Kahr <philipp.kahr@elastic.co>

filebeat/docs/modules/sophos.asciidoc

@@ -16,17 +16,17 @@ logs in syslog format or from a file for the following devices:
 - `xg` fileset: supports Sophos XG SFOS logs.
 - `utm` fileset: supports Sophos UTM logs.
 
-To configure a remote syslog destination, please reference the https://community.sophos.com/kb/en-us/123184[SophosXG/SFOS Documentation].
+To configure a remote syslog destination, please reference the https://docs.sophos.com/nsg/sophos-firewall/18.5/Help/en-us/webhelp/onlinehelp/nsg/tasks/SyslogServerAdd.html[SophosXG/SFOS Documentation].
 
-The syslog format choosen should be `Default`.
+The syslog format choosen in Sophos configuration should be `Central Reporting Format`.
 
 include::../include/gs-link.asciidoc[]
 
 [float]
 === Compatibility
 
-This module has been tested against SFOS version 17.5.x and 18.0.x.
-Versions above this are expected to work but have not been tested.
+This module has been tested against SFOS version 17.5.x, 18.0.x, and 18.5.x.
+Versions above this and between 18.0 - 18.5 are expected to work but have not been tested.
 
 include::../include/configuring-intro.asciidoc[]
 

x-pack/filebeat/module/sophos/_meta/docs.asciidoc

@@ -11,17 +11,17 @@ logs in syslog format or from a file for the following devices:
 - `xg` fileset: supports Sophos XG SFOS logs.
 - `utm` fileset: supports Sophos UTM logs.
 
-To configure a remote syslog destination, please reference the https://community.sophos.com/kb/en-us/123184[SophosXG/SFOS Documentation].
+To configure a remote syslog destination, please reference the https://docs.sophos.com/nsg/sophos-firewall/18.5/Help/en-us/webhelp/onlinehelp/nsg/tasks/SyslogServerAdd.html[SophosXG/SFOS Documentation].
 
-The syslog format choosen should be `Default`.
+The syslog format choosen in Sophos configuration should be `Central Reporting Format`.
 
 include::../include/gs-link.asciidoc[]
 
 [float]
 === Compatibility
 
-This module has been tested against SFOS version 17.5.x and 18.0.x.
-Versions above this are expected to work but have not been tested.
+This module has been tested against SFOS version 17.5.x, 18.0.x, and 18.5.x.
+Versions above this and between 18.0 - 18.5 are expected to work but have not been tested.
 
 include::../include/configuring-intro.asciidoc[]