ATLASRECTS-5012. Remove instances of CaloDetDescrManager::instance()

Calorimeter/CaloUtils/CaloUtils/CaloCellDetPos.h

 /*
-  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
 */
 
 #ifndef CaloCellDetPos_H

Calorimeter/CaloUtils/src/CaloCellDetPos.cxx

 /*
-  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
 */
 
 // for a given calorimeter layer, this class will convert detector eta,phi to Atlas eta,phi

Reconstruction/egamma/egammaAlgs/src/egammaSuperClusterBuilder.h

 /*
-  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
 */
 
 

Reconstruction/egamma/egammaAlgs/src/electronSuperClusterBuilder.cxx

 /*
-  Copyright (C) 2002-2019 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
 */
 
 #include "electronSuperClusterBuilder.h"

Reconstruction/egamma/egammaAlgs/src/photonSuperClusterBuilder.cxx

 /*
-  Copyright (C) 2002-2017 CERN for the benefit of the ATLAS collaboration
+  Copyright (C) 2002-2020 CERN for the benefit of the ATLAS collaboration
 */
 
 #include "photonSuperClusterBuilder.h"