Change log for KEMP_LOADBALANCER

Date Changes
2025-01-13 Enhancement:
- Added support for a new pattern of syslog logs.
- Mapped "event_type" to "USER_UNCATEGORIZED" and "STATUS_UPDATE".
2023-05-31 Enhancement: Parsed logs with events as "Connected", "Slave accept", "Block access to host".
- Mapped "srcip" to "principal.ip".
- Mapped "dstip" to "target.ip".
- Mapped "vs" to "target.ip".
- Mapped "srcport" to "principal.port".
- Mapped "dstport" to "target.port".
- Mapped "resource" to "target.url".
- Mapped "event" to "metadata.product_event_type".
- Parsed failing syslog logs.