CITest: Migrate OverlayTier0 CI test
Migrate the OverlayTier0 CI test to this package. Also remove the Overlay_digi/reco templates that we no longer need.
cc @tadej
Relates to ATLINFR-4360.
Migrate the OverlayTier0 CI test to this package. Also remove the Overlay_digi/reco templates that we no longer need.
cc @tadej
Relates to ATLINFR-4360.