CaloCondPhysAlgs: Remove references to CaloNoiseTool.
Rework CaloCellNoiseAlg, CaloNoise2Ntuple, and CaloRescaleNoise to use conditions handles rather than CaloNoiseTool.
Also additional cleanups.
Rework CaloCellNoiseAlg, CaloNoise2Ntuple, and CaloRescaleNoise to use conditions handles rather than CaloNoiseTool.
Also additional cleanups.