Latest Az.ResourceGraph (0.13.1) breaks all versions of EPAC: Instructions for older versions

[techlake]

If you are still on 9.x, you can fix the actual scripts by:

1. Replace Scripts/Helpers/Search-AzGraphAllItems.ps1 form current main branch of this Repo
2. Delete lines installing Az.ResourceGraph throughout the code base.

AB#44047

[apybar]

Adding to backlog