HDFS-7383. Moved the jira from release 2.7.0 section to 2.6.0 in CHANGES.txt

hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt

@@ -155,9 +155,6 @@ Release 2.7.0 - UNRELEASED
     HDFS-7366. BlockInfo should take replication as an short in the constructor.
     (Li Lu via wheat9)
 
-    HDFS-7383. DataNode.requestShortCircuitFdsForRead may throw 
-    NullPointerException. (szetszwo via suresh)
-
 Release 2.6.0 - UNRELEASED
 
   INCOMPATIBLE CHANGES
@@ -778,6 +775,9 @@ Release 2.6.0 - UNRELEASED
     HDFS-7199.  DFSOutputStream should not silently drop data if DataStreamer
     crashes with an unchecked exception (rushabhs via cmccabe)
 
+    HDFS-7383. DataNode.requestShortCircuitFdsForRead may throw 
+    NullPointerException. (szetszwo via suresh)
+
     BREAKDOWN OF HDFS-6581 SUBTASKS AND RELATED JIRAS
   
       HDFS-6921. Add LazyPersist flag to FileStatus. (Arpit Agarwal)