Fix weird unicode character in CHANGES.txt on HA branch.

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/HDFS-1623@1242549 13f79535-47bb-0310-9956-ffa450edef68

hadoop-common-project/hadoop-common/CHANGES.HDFS-1623.txt

@@ -25,7 +25,7 @@ HAServiceProtocol (eli via todd)
 HADOOP-7932. Make client connection retries on socket time outs configurable.
 (Uma Maheswara Rao G via todd)
 
-HADOOP-7924. 
FailoverController for client-based configuration (eli)
+HADOOP-7924. FailoverController for client-based configuration (eli)
 
 HADOOP-7961. Move HA fencing to common. (eli)