Minor speedup of LArCellContHVCorrTool

Walter Lamplrequested to merge
wlampl/athena:LArCellHVCorrSpeedup into master

In this MR:

  • Delete obsolete AlgTool LArCellHVCorr
  • In successor LArCellContHVCorrTool, avoid unnecessary back-and-forth conversion between online and offline ID

Merge request reports