Change log for AWS_RDS

Date Changes
2024-12-20 Enhancement:
- Added support for new log format.
- Mapped "owner" to "principal.user.userid".
- Mapped "logGroup" to "security_result.about.resource.name".
- Mapped "logStream" to "security_result.about.resource.attribute.labels".
- Mapped "logevent.id" to "metadata.product_log_id".
- Mapped "logevent.message" to "security_result.description".
- Mapped "resource_name" to "target.resource.name".
- Mapped "src_ip" to "principal.ip".
- Mapped "tar_ip" to "target.ip".
- Mapped "tar_host" to "target.hostname".
- Mapped "subscriptionFilters" to "security_result.about.resource.attribute.labels".
2024-10-30 Enhancement:
- Added support for new log format.
- Mapped "type" to "additional.fields".
2024-10-03 Enhancement:
- Added support for new log format.
2023-04-24 - Newly created parser.