Fix excess newline

Signed-off-by: Dave Rodgman <dave.rodgman@arm.com>
diff --git a/ChangeLog.d/sha256-armce-arm.txt b/ChangeLog.d/sha256-armce-arm.txt
index aaa6e39..c1211f0 100644
--- a/ChangeLog.d/sha256-armce-arm.txt
+++ b/ChangeLog.d/sha256-armce-arm.txt
@@ -1,4 +1,3 @@
 Features
     * Support Armv8 Crypto Extension acceleration for SHA-256
       when compiling for Thumb or 32-bit Arm.
-