Change log for CAMBIUM_NETWORKS

Date Changes
2025-10-28 Enhancement:
- Added a new grok pattern to support an additional log format.
- event.idm.read_only_udm.principal.application: Newly mapped wlan raw log field with event.idm.read_only_udm.principal.application UDM field.
- event.idm.read_only_udm.target.mac: Newly mapped client_mac, sta raw log fields with event.idm.read_only_udm.target.mac UDM field.
- event.idm.read_only_udm.metadata.product_event_type: Newly mapped action raw log field with event.idm.read_only_udm.metadata.product_event_type UDM field.
- event.idm.read_only_udm.security_result.description: Newly mapped connection_status raw log field with event.idm.read_only_udm.security_result.description UDM field.
- Replaced hyphens with colons in the client_mac and sta fields.
2023-07-27 Newly created parser.