Change log for VEEAM

Date Changes
2026-05-26 Enhancement:
- Added new grok patterns to parse new log formats.
- `event.idm.read_only_udm.target.resource.attribute.labels`: Newly mapped `DeploymentType`, `ConnectionType_RegionType`, `ConnectionType_AuthType`, `ConnectionType_CustomVeeamAppEnabled`, `eoc_grp`, `eoc_ucs`, `eoc_aat`, `soc_enabled`, `soc_grp`, `soc_aat`, `mtc_enabled`, `mtcga_enabled`, `mc_enabled`, and `eoc_enabled` raw log fields with `event.idm.read_only_udm.target.resource.attribute.labels` UDM field.
- `event.idm.read_only_udm.principal.resource.attribute.labels`: Newly mapped `BackupAccountsCount` and `BackupAppsCount` raw log fields with `event.idm.read_only_udm.principal.resource.attribute.labels` UDM field.
- `event.idm.read_only_udm.additional.fields`: Newly mapped `process_thread_id` raw log field with `event.idm.read_only_udm.additional.fields` UDM field.
- `event.idm.read_only_udm.target.resource.product_object_id`: Newly mapped `OrganizationID` raw log field with `event.idm.read_only_udm.target.resource.product_object_id` UDM field.
2024-10-24 - Added a Grok pattern to parse new pattern of logs.
- Mapped "enterpriseId" to "additional.fields".
- Mapped "recipient_emailid" to "additional.fields".
- Mapped "subject" to "additional.fields.
- Mapped "description" to "metadata.description".
- Mapped "version" to "additional.fields".
- Mapped "categoryId" to "additional.fields".
- Mapped "instanceId" to "additional.fields".
- Mapped "UserName" to principal.user_display_name.
- Mapped "VbrVersion" to "metadata.product_version".
2024-09-23 - Added a Grok pattern to parse new pattern of logs.
2024-05-05 - Newly created parser.