Make IoTDBLastQueryAliasITs query ordered

(cherry picked from commit d70161b)

Author: Wei-hao-Li

integration-test/src/test/java/org/apache/iotdb/db/it/last/IoTDBLastQueryAliasIT.java

@@ -92,9 +92,13 @@ public void nonAlignedTest() {
           "1,root.test.d1.alias1,3,INT32,",
         };
     resultSetEqualTest(
-        "select last alias3,alias2,alias1 from root.test.d1", expectedHeader, retArray);
+        "select last alias3,alias2,alias1 from root.test.d1 order by timeseries desc",
+        expectedHeader,
+        retArray);
     resultSetEqualTest(
-        "select last alias3,alias2,alias1 from root.test.d1", expectedHeader, retArray);
+        "select last alias3,alias2,alias1 from root.test.d1 order by timeseries desc",
+        expectedHeader,
+        retArray);
 
     retArray =
         new String[] {
@@ -123,9 +127,13 @@ public void alignedTest() {
           "2,root.test.d2.alias1,4,INT32,",
         };
     resultSetEqualTest(
-        "select last alias3,alias2,alias1 from root.test.d2", expectedHeader, retArray);
+        "select last alias3,alias2,alias1 from root.test.d2 order by timeseries desc",
+        expectedHeader,
+        retArray);
     resultSetEqualTest(
-        "select last alias3,alias2,alias1 from root.test.d2", expectedHeader, retArray);
+        "select last alias3,alias2,alias1 from root.test.d2 order by timeseries desc",
+        expectedHeader,
+        retArray);
 
     retArray =
         new String[] {