docs(changelog): changelog for lts-v2.8.29 release

Change-Id: Ibf0871339bf6f60c2f49ca7feafe167bfc8b4da9
Signed-off-by: Release CI <ci@trustedfirmware.org>
diff --git a/readme.rst b/readme.rst
index 899d4c0..ff7bb56 100644
--- a/readme.rst
+++ b/readme.rst
@@ -61,3 +61,4 @@
 
 
 
+