rf: 测试代码修改

src/testCase/DsTest/utTestDs.erl

@@ -86,9 +86,9 @@ runCal([], _Ds) ->
 -define(NS, 1).
 
 cvrTUnit(not_support) ->
-   <<"noSupport">>;
+   not_support;
 cvrTUnit(skip) ->
-   <n><"skip">>;
+   skip;
 cvrTUnit(Time) ->
    utTc:cvrTimeUnit(Time, native, nanosecond).