Bug fix: updates the mapping for destination.port, source.port fields.

Normalizing the mac addresses to keep the notation from RFC 7042

Adds new event.module, event.dataset and Cps.version fields

Removes the Product field

Sets following tags: Cps.version, Vendor, ecs.version, event.dataset, event.kind, event.module, event.outcome, observer.type

Rename url.host to url.domain field.

Bumps ECS version to 8.11.0

Adds support for ip_flow_end and ip_flow_start events

Syslog headers are now mapped to log.syslog.* fields