Trigger/TrigL1Upgrade folder content redistribution
The content of the folder Trigger/TrigL1Upgrade is better located in other packages
- FEX simulation code (FP flavor) is now located in Trigger/TrigT1/TrigT1CaloFexPerf (but in there it comes from 21.3)
- SCell checking code has been moved to LArCalorimeter/LArTest/LArSCellTest
Discussed and agreed upon in ATR-19799