Charge threshold 0 by defult, using efficiency set by the digitizer

Changed chargeThreshold from 75 to 0.

Author: GiorgioAlbertoLucia

Detectors/Upgrades/ALICE3/IOTOF/simulation/include/IOTOFSimulation/DPLDigitizerParam.h

@@ -27,7 +27,7 @@ struct DPLDigitizerParam : public o2::conf::ConfigurableParamHelper<DPLDigitizer
   float noisePerPixel = DEFNoisePerPixel(); ///< ALPIDE Noise per channel
 
   double timeOffset = 0.;                 ///< time offset (in seconds!) to calculate ROFrame from hit time
-  int chargeThreshold = 75;               ///< charge threshold in Nelectrons
+  int chargeThreshold = 0;               ///< charge threshold in Nelectrons
   int minChargeToAccount = 7;             ///< minimum charge contribution to account
   int nSimSteps = 1;                      ///< number of steps in response simulation
   float energyToNElectrons = 1. / 3.6e-9; // conversion of eloss to Nelectrons