Remove legacy Rich/RichPIDQC and Phys/ParticleMakerChecker packages

Eduardo Rodriguesrequested to merge
erodrigu-rm-tupletools-7 into master

Closes #18 (closed).

Work towards DPA master task https://gitlab.cern.ch/lhcb-dpa/project/-/issues/18.

Edited by Eduardo Rodrigues

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