fix(接口测试): 场景未保存，执行报错

--bug=1047858 --user=陈建星 【接口测试】新建场景-增加自定义请求步骤-输入请求信息-服务端执行失败 https://www.tapd.cn/55049933/s/1596037

backend/services/api-test/src/main/java/io/metersphere/api/service/scenario/ApiScenarioRunService.java

@@ -410,7 +410,7 @@ public class ApiScenarioRunService {
         msScenario.setProjectId(request.getProjectId());
         msScenario.setResourceId(request.getId());
 
-        if (!hasSave) {
+        if (hasSave) {
             List<ApiScenarioCsv> dbCsv = apiScenarioService.getApiScenarioCsv(apiScenario.getId());
             List<CsvVariable> csvVariables = apiScenarioService.getCsvVariables(msScenario.getScenarioConfig());
             apiScenarioService.handleRefUpgradeFile(csvVariables, dbCsv);