Update CHANGES.md [NO-CI]

Author: mivano

CHANGES.md

@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [9.0.1]
+
+- fixes: v9.0.0 fails template creation with ES v7 with ElasticsearchCl… by @nenadvicentic in #533
+
 ## [Unreleased]
 
 ## [9.0.0] - 2023-01-23