Done:
- Moved to xwiki-attic at GitHub - xwiki-attic/flavor-demo: Demo Flavor + commented in the README.md file
- Commented at https://extensions.xwiki.org/xwiki/bin/view/Extension/Demo%20Flavor/ + removed the Proxy xobject and removed the extension id to “break” the extension so that EM doesn’t find it.
- Tried installing XWiki 14.8 to verify that the demo flavor is no longer listed:
