Change log for THALES_MFA

Date Changes
2025-11-07 Enhancement:
- Added new grok patterns to support LoggedIn,AssignToken,AUTH_ATTEMPT actcode formats.
- event.idm.read_only_udm.metadata.description: Newly mapped type raw log field with event.idm.read_only_udm.metadata.description UDM field.
- event.idm.read_only_udm.target.resource.resource_subtype: Newly mapped subtype raw log field with event.idm.read_only_udm.target.resource.resource_subtype UDM field.
- event.idm.read_only_udm.intermediary.resource.name: Newly mapped deviceProduct raw log field with event.idm.read_only_udm.intermediary.resource.name UDM field.
- event.idm.read_only_udm.metadata.product_version: Newly mapped deviceVersion raw log field with event.idm.read_only_udm.metadata.product_version UDM field.
- event.idm.read_only_udm.security_result.severity_details: Newly mapped severity raw log field with event.idm.read_only_udm.security_result.severity_details UDM field.
- event.idm.read_only_udm.target.user.user_display_name: Newly mapped msgId raw log field with event.idm.read_only_udm.target.user.user_display_name UDM field.
2022-07-13 Enhancement -
- Added on_error for reason,sec_action,security_result field in mutate filter.
- Mapped reason to security_result.description.
- Mapped act field value to security_result.action_details.