Add change to configparam, to be rebased

Author: mconcas

Detectors/ITSMFT/ITS/tracking/include/ITStracking/TrackingConfigParam.h

@@ -78,6 +78,8 @@ struct TrackerParamConfig : public o2::conf::ConfigurableParamHelper<TrackerPara
   int nROFsPerIterations = 0;
   bool perPrimaryVertexProcessing = false;
   bool saveTimeBenchmarks = false;
+  bool overrideBeamEstimation = false; // used by gpuwf only
+  int trackingMode = -1;               // -1: unset, 0=sync, 1=async, 2=cosmics used by gpuwf only
 
   O2ParamDef(TrackerParamConfig, "ITSCATrackerParam");
 };