Remove unused tools

Unused tools and interfaces identified in https://gitlab.cern.ch/lhcb-dpa/project/-/issues/8 are removed:

Phys/BBDecTreeTool/src/BBDTSimpleTool
Phys/DaVinciInterfaces/Kernel/IP2VVAngleCalculator.h
Phys/DaVinciInterfaces/Kernel/IP2VVPartAngleCalculator.h
Phys/DaVinciInterfaces/Kernel/IStandardParticleProvider.h
Phys/DaVinciMCKernel/Kernel/IP2VVMCPartAngleCalculator.h
Phys/DaVinciOverlapsAndClones/src/CheckVeloOverlap
Phys/JetAccessories/src/HighPtIsoLeptonAndTagPV
Phys/RelatedInfoTools/src/RelInfoVertexIsolationDetached
Phys/TisTosTobbing/src/TESSelectionTisTos
Phys/TisTosTobbing/src/TESTisTos
Phys/TisTosTobbing/src/TriggerSelectionTisTosSummary
Phys/TisTosTobbing/src/TriggerTisTosSummary

For info @tskwarni

This requires Analysis!775 (merged).