Change log for ONELOGIN_SSO

Date Changes
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.