Change log for SUBLIMESECURITY

Date Changes
2025-03-27 - Mapped "flagged_id" to "security_result.ruleid".
- Mapped "flagged_name" to "security_result.rule_name".
- Mapped "flagged_severity" to "security_result.severity".
- Mapped "canonical_id", "external_id", "mailbox_external_id", "mailbox_id", "start", "end", "key",and "message_source_id" to "additional.fields".
- Mapped "message_id" to "metadata.product_log_id".
- Mapped "eventdata.type" to "metadata.product_event_type".
- Mapped "tags" to "security_result.detection_fields".
- Mapped "eventdata.created_at" to "metadata.event_timestamp".