Integrate AF3 Consistency Adapter as normal AF3 plugin
The current AF3 consistency adapter (https://git.fortiss.org/af3/af3-consistency-adapter) is already formatted as AF3 plugin, but occurs still as an external repository. It needs to be added to AF3 as actual plugin (to have it on the AF3 master) based on this guide: https://git.fortiss.org/af3/af3/-/wikis/Adding_a_new_plugin