Updating CHANGELOG file with recently committed changes.

(Committing as Release Manager without review)
diff --git a/CHANGELOG.txt b/CHANGELOG.txt
index b3ca923..c22af41 100644
--- a/CHANGELOG.txt
+++ b/CHANGELOG.txt
@@ -132,6 +132,8 @@
 
     SQOOP-789: Fix Hadoop-1 build
 
+    SQOOP-790: Remove flakiness from TestSqoopOutputformatLoadExecutor
+
   IMPROVEMENT
 
     SQOOP-306: Move to a maven build