Merge branch 'EMFourMomBuilder_util' into 'main'

...on/egamma/egammaAlgs/python/egammaForwardBuilderConfig.py

...ction/egamma/egammaAlgs/python/xAODEgammaBuilderConfig.py

...nstruction/egamma/egammaAlgs/src/egammaForwardBuilder.cxx

Reconstruction/egamma/egammaAlgs/src/egammaForwardBuilder.h

Reconstruction/egamma/egammaAlgs/src/xAODEgammaBuilder.cxx

Reconstruction/egamma/egammaAlgs/src/xAODEgammaBuilder.h

...mma/egammaInterfaces/egammaInterfaces/IEMFourMomBuilder.h

.../egammaInterfaces/egammaInterfaces/egammaInterfacesDict.h

...on/egamma/egammaInterfaces/egammaInterfaces/selection.xml

Reconstruction/egamma/egammaTools/src/EMFourMomBuilder.h

...egamma/egammaTools/src/components/egammaTools_entries.cxx

Reconstruction/egamma/egammaUtils/CMakeLists.txt

Reconstruction/egamma/egammaUtils/Root/EMFourMomBuilder.cxx

...ruction/egamma/egammaUtils/egammaUtils/EMFourMomBuilder.h

...gerMenuMT/python/HLT/Electron/TrigElectronFactoriesCfg.py

...TriggerMenuMT/python/HLT/Photon/TrigPhotonFactoriesCfg.py