Disable the "Modelbuilder" map group when adding output to display

D_Hornby_ddh_uni

We need to be able to turn off this new functionality (or better still get rid of it)  that has been introduced into model builder as it breaks model logic.

Please see discussion below as original poster (@PamFroemke1) had post it as a question rather than idea:

https://community.esri.com/t5/arcgis-pro-questions/disable-the-quot-modelbuilder-quot-map-group-when/m-p/1097826