Fix formatting in changelog

Signed-off-by: Agathiyan Bragadeesh <agathiyan.bragadeesh2@arm.com>
diff --git a/ChangeLog.d/fix-iar-compiler-warnings.txt b/ChangeLog.d/fix-iar-compiler-warnings.txt
index 6250150..eefbd12 100644
--- a/ChangeLog.d/fix-iar-compiler-warnings.txt
+++ b/ChangeLog.d/fix-iar-compiler-warnings.txt
@@ -1,3 +1,2 @@
 Bugfix
    * Improve general IAR support
-   
\ No newline at end of file