TauAnalysisTools: Update TauTruthMatchingTool and TauSelectionTool
This MR updates TauTruthMatchingTool and TauSelectionTool for the master branch. In particular:
- in BuildTruthTaus: updating the configuration of MCTruthClassifier (fixing https://its.cern.ch/jira/browse/ATLTAU-1646)
- in TauSelectionTool: add RNN and transformed BDT score cuts (functionality exists already in 21.2 branch)
- in TauSelectionTool: remove recalculation of EleOLR score (not needed anymore)
- in TauSelectionTool: remove deprecated functions
- in Enums.h: add RNN score enums