add new expression for angular correlation

Author: skundu692

PWGLF/Tasks/Strangeness/taskLambdaSpinCorr.cxx

@@ -290,6 +290,7 @@ struct LfTaskLambdaSpinCorr {
     auto proton1LambdaRF = boostLambda1ToCM(proton1pairCM);
     auto proton2LambdaRF = boostLambda2ToCM(proton2pairCM);
 
+
     auto cosThetaDiff = -999.0;
     if (cosCalculation == 0) {
       cosThetaDiff = proton1LambdaRF.Vect().Unit().Dot(proton2LambdaRF.Vect().Unit());