Update LHCbDirac import
Following the changes in https://lblogbook.cern.ch/Operations/33310, PIDCalib is not able to source the LHCbDirac properly anymore. This merge request should fix it.
Following the changes in https://lblogbook.cern.ch/Operations/33310, PIDCalib is not able to source the LHCbDirac properly anymore. This merge request should fix it.