Athena: Temporarily remove MuonGeoModelTest and MuonGeoModelTestR4 from build
As discussed in ATLASRECTS-7946, we will temporarily remove these packages from Athena since they are blocking CI from running.
(AthSimulation does not include them).
As discussed in ATLASRECTS-7946, we will temporarily remove these packages from Athena since they are blocking CI from running.
(AthSimulation does not include them).