Update CHANGES.txt to move HDFS-5842 to 2.3.0

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1562656 13f79535-47bb-0310-9956-ffa450edef68

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

@@ -301,9 +301,6 @@ Release 2.4.0 - UNRELEASED
 
   BUG FIXES
 
-    HDFS-5842. Cannot create hftp filesystem when using a proxy user ugi and a doAs 
-    on a secure cluster. (jing9)
-
 Release 2.3.0 - UNRELEASED
 
   INCOMPATIBLE CHANGES
@@ -830,6 +827,9 @@ Release 2.3.0 - UNRELEASED
     HDFS-5845. SecondaryNameNode dies when checkpointing with cache pools.
     (wang)
 
+    HDFS-5842. Cannot create hftp filesystem when using a proxy user ugi and a doAs 
+    on a secure cluster. (jing9)
+
   BREAKDOWN OF HDFS-2832 SUBTASKS AND RELATED JIRAS
 
     HDFS-4985. Add storage type to the protocol and expose it in block report