docs(changelog): changelog for lts-v2.10.9 release

Change-Id: I45f6d0ad4f8e8d47c51fb04b7ee6591a52c98a15
Signed-off-by: Release CI <ci@trustedfirmware.org>
diff --git a/readme.rst b/readme.rst
index f522141..5de57e6 100644
--- a/readme.rst
+++ b/readme.rst
@@ -54,3 +54,4 @@
 
 
 
+