Remove redundant code

Author: e40pud

x-pack/plugin/core/src/main/java/org/elasticsearch/xpack/core/security/authz/store/KibanaOwnedReservedRoleDescriptors.java

@@ -13,7 +13,6 @@
 import org.elasticsearch.action.admin.indices.mapping.put.TransportPutMappingAction;
 import org.elasticsearch.action.admin.indices.rollover.RolloverAction;
 import org.elasticsearch.action.admin.indices.settings.put.TransportUpdateSettingsAction;
-import org.elasticsearch.action.datastreams.CreateDataStreamAction;
 import org.elasticsearch.xpack.core.monitoring.action.MonitoringBulkAction;
 import org.elasticsearch.xpack.core.security.action.apikey.InvalidateApiKeyAction;
 import org.elasticsearch.xpack.core.security.action.privilege.GetBuiltinPrivilegesAction;