Change log for ALCATEL_SWITCH

Date Changes
2024-03-11 Enhancement:
- Added new Grok patterns to parse new format of syslog logs.
- Mapped "severity" to "security_result.severity" and "security_result.detection_fields".
- If "id_protocol" is nearly equal to "ssh", then set "network.application_protocol" to "SSH".
- Added new Grok patterns to parse new format of "sec_summary".
2024-01-16 - Newly created parser.