Merge pull request #42 from creative-commoners/pulls/2/update-readme

DOC Note that module is not compatible with CMS5

README.md

@@ -1,7 +1,9 @@
 # HTML5 support for SilverStripe
 
+__NOTE__: This module is no longer commercially supported in Silverstripe CMS 5 and it does not provide a CMS5-compatible version.
+Since Silverstripe CMS 5 it's a part of core functionality. 
+
 [![CI](https://github.com/silverstripe/silverstripe-html5/actions/workflows/ci.yml/badge.svg)](https://github.com/silverstripe/silverstripe-html5/actions/workflows/ci.yml)
-[![Silverstripe supported module](https://img.shields.io/badge/silverstripe-supported-0071C4.svg)](https://www.silverstripe.org/software/addons/silverstripe-commercially-supported-module-list/)
 
 ## Requirements