fix

Author: pashandor789

ydb/core/kqp/ut/join/kqp_join_order_ut.cpp

@@ -86,9 +86,6 @@ static TKikimrRunner GetKikimrWithJoinSettings(bool useStreamLookupJoin = false,
 
     NKikimrKqp::TKqpSetting setting;
 
-    setting.SetName("CostBasedOptimizationLevel");
-    setting.SetValue("4");
-    settings.push_back(setting);
 
     if (stats != "") {
         setting.SetName("OptOverrideStatistics");