Remove L0 from FlavourTagging
L0 is no longer there LHCb!2735 (merged) . Removed dependency on L0 and relevant pieces of code. This builds on lhcb-run3-cleanup.
L0 is no longer there LHCb!2735 (merged) . Removed dependency on L0 and relevant pieces of code. This builds on lhcb-run3-cleanup.