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FTAG: update source label for study on effect of secondaries on flavour tagging

This MR makes the following changes:

  • It adds separate functions to check whether a particle is from a K-short decay or Lambda Decay in the InDetTrackTruthOriginDefs.h (before only both could be checked at the same time with isV0Decay)
  • Added categories of hadronic interaction and other decay to ftagTruthSourceLabel
  • Based the implementation of ftagTruthSourceLabel now on the tools provided by InDetTrackTruthOriginDefs.h and not using the truth particle directly anymore (similar to implementation of ftagTruthOriginLabel)
Edited by Nils Benedikt Krengel

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