Add Changelog entry for DN changes

Signed-off-by: Agathiyan Bragadeesh <agathiyan.bragadeesh2@arm.com>
diff --git a/ChangeLog.d/extend-distinguished-names.txt b/ChangeLog.d/extend-distinguished-names.txt
new file mode 100644
index 0000000..b148424
--- /dev/null
+++ b/ChangeLog.d/extend-distinguished-names.txt
@@ -0,0 +1,3 @@
+Features
+   * Accept arbitrary AttributeType and AttributeValue in certificate
+     Distinguished Names using RFC 4514 syntax.