docs(changelog): changelog for lts-v2.8.19 release

Change-Id: Ib9acef08bf8de45d5be95e22cd1c1df1ee7e3e53
Signed-off-by: Release CI <ci@trustedfirmware.org>
diff --git a/readme.rst b/readme.rst
index c8cb86f..726ebfc 100644
--- a/readme.rst
+++ b/readme.rst
@@ -51,3 +51,4 @@
 
 
 
+