MuonRecRTT - Fix ART tests
Part of ATLASRECTS-7092
This MR will update the last few test which are failing in the nightly MuonRecRTT ART tests. It also includes minor updates to the dcube scripts from the MuonPRDTest package.
Part of ATLASRECTS-7092
This MR will update the last few test which are failing in the nightly MuonRecRTT ART tests. It also includes minor updates to the dcube scripts from the MuonPRDTest package.