[ATR-26377] Implement trigger menu updates for the Exotics WG

Varsha Senthilkumarrequested to merge
vsenthil/athena:menu_updates_for_ExoticsWG into 22.0
  • Remove PS::NoHLTRepro groups from the LRT tau triggers to reprocess for cost and rate information
  • Add combined muvtx chain to compare with Run2 rates
  • Add a backup emerging jet chain

Merge request reports