Update of LHCb::HitPattern

Wouter Hulsbergenrequested to merge
wh_hitpatternupdate_April2022 into master

The LHCb::HitPattern class keeps hitpatterns for layers crossed in the LHCb tracker (Velo,UT,FT,Muon). This merge request fixes a bug and removes obsolete functionality from the old tracking detectors.

This goes with: Rec!2834 (merged)

Edited by Wouter Hulsbergen

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