Change log for NETAPP_ONTAP

Date Changes
2025-03-21 Enhancement:
- Mapped "severity" to "security_result.severity_details".
- Added Grok patterns to support new pattern of Syslog logs.
- Mapped "file_extn" to "security_result.detection_fields".
- Added gsubs to avoid new lines in "message".
- Added gsub to avoid additional quotations in "description".
2024-08-29 - Added support to parse unparsed logs.
- Mapped "descr" to "security_result.summary".
- Mapped "uid" to "metadata.product_log_id".
- Mapped "product_name" to "principal.hostname".
2023-04-03 Newly created parser.