fix: PR16943 type error (#16948)

Author: shizy818

iotdb-core/datanode/src/main/java/org/apache/iotdb/db/queryengine/execution/fragment/FragmentInstanceContext.java

@@ -874,8 +874,8 @@ private void releaseTVListOwnedByQuery() {
       try {
         queryContextSet.remove(this);
         if (tvList.getOwnerQuery() == this) {
-          if (LOGGER.isDebugEnabled()) {
-            if (queryContextSet.isEmpty()) {
+          if (queryContextSet.isEmpty()) {
+            if (LOGGER.isDebugEnabled()) {
               LOGGER.debug(
                   "TVList {} is released by the query, FragmentInstance Id is {}",
                   tvList,

iotdb-core/datanode/src/test/java/org/apache/iotdb/db/queryengine/execution/fragment/FragmentInstanceExecutionTest.java

@@ -49,7 +49,6 @@
 import static org.apache.iotdb.db.queryengine.common.QueryId.MOCK_QUERY_ID;
 import static org.apache.iotdb.db.queryengine.execution.fragment.FragmentInstanceContext.createFragmentInstanceContext;
 import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertFalse;
 import static org.junit.Assert.assertTrue;
 import static org.junit.Assert.fail;
 
@@ -149,14 +148,12 @@ public void testTVListOwnerTransfer() throws InterruptedException {
       }
     } finally {
       // Restore original System.out
-      System.setErr(systemOut);
+      System.setOut(systemOut);
 
       // should not contain warn message: "The memory cost to be released is larger than the memory
       // cost of memory block"
       String capturedOutput = logPrint.toString();
-      assertFalse(
-          "Should not contain error message",
-          capturedOutput.contains("is more than allocated memory"));
+      assertTrue(capturedOutput.isEmpty());
     }
   }