changing const to variable

Author: Emerald-Z

src/app/data-client.spec.ts

@@ -1546,7 +1546,7 @@ describe('DataPipelineClient tests', () => {
         pipelineName,
         mqlQuery,
         schedule,
-        TabularDataSourceType.STANDARD
+        dataSourceTypeStandard
       );
       expect(capReq).toStrictEqual(expectedRequest);
       expect(response).toEqual(pipelineId);