Change log for ONELOGIN_SSO

Date	Changes
2022-05-18	Enhancement - map following raw logs elements to UDM elements: - actor_user_id to event.idm.read_only_udm.principal.user.product_object_id - user_id to event.idm.read_only_udm.target.user.product_object_id
2022-03-23	Enhancement-map following raw logs elements to UDM elements - user_agent to event.idm.read_only_udm.network.http.user_agent. - uuid to event.idm.read_only_udm.metadata.product_log_id. - group_id to event.idm.read_only_udm.target.group.product_object_id. - group_name to event.idm.read_only_udm.target.group.group_display_name. - policy_type to security_result.rule_type. - policy_id to security_result.rule_id. - policy_name to security_result.rule_name. - authentication_factor_type to event.idm.read_only_udm.extensions.auth.auth_details. - risk_reasons to security_result.description. - risk_score to security_result.severity_details. Logic enhancements for the following app_id, app_name, directory_id, directory_name, privilege_id, privilege_name, role_name, role_id.