docs(changelog): changelog for lts-v2.8.24 release

Change-Id: I0528d421f08462a7bce6c41919a667c648380e30
Signed-off-by: Release CI <ci@trustedfirmware.org>
diff --git a/readme.rst b/readme.rst
index 2915980..9a69489 100644
--- a/readme.rst
+++ b/readme.rst
@@ -56,3 +56,4 @@
 
 
 
+