docs(changelog): changelog for lts-v2.8.26 release

Change-Id: I741e12742f65e6e20d74ddab4f91ac5fc44cf8c8
Signed-off-by: Release CI <ci@trustedfirmware.org>
diff --git a/readme.rst b/readme.rst
index 758d692..5e1deab 100644
--- a/readme.rst
+++ b/readme.rst
@@ -58,3 +58,4 @@
 
 
 
+