TrigT1CaloCalibToolInterfaces+TrigT1CaloCalibTools+TrigT1Monitoring: Factor out matchCell2Tower into a separate tool.
Factor out L1CaloCells2TriggerTowers::matchCell2Tower into a new, separate tool L1CaloMatchCell2Tower. This method does not involve event data, while the other methods of L1CaloCells2TriggerTowers do.
Trying to fix potential races. See ATLASRECTS-6586.