fixed a histogram naming error

Author: Shirajum Monira

PWGCF/FemtoUniverse/Tasks/femtoUniversePairTaskTrackV0Extended.cxx

@@ -534,11 +534,11 @@ struct FemtoUniversePairTaskTrackV0Extended {
 
         if (!isNSigmaCombined(part.p(), tpcNSigmas[ConfTrkSelection.confTrackChoicePartOne], tofNSigmas[ConfTrkSelection.confTrackChoicePartOne], (part.pidCut() & 512u) != 0))
           continue;
-        if (part.mAntiLambda() > 0) {
+        if (part.sign() > 0) {
           qaRegistry.fill(HIST("Tracks_pos/nSigmaTPC"), part.p(), tpcNSigmas[ConfTrkSelection.confTrackChoicePartOne]);
           qaRegistry.fill(HIST("Tracks_pos/nSigmaTOF"), part.p(), tofNSigmas[ConfTrkSelection.confTrackChoicePartOne]);
           trackHistoPartOnePos.fillQA<false, false>(part);
-        } else if (part.mAntiLambda() < 0) {
+        } else if (part.sign() < 0) {
           qaRegistry.fill(HIST("Tracks_neg/nSigmaTPC"), part.p(), tpcNSigmas[ConfTrkSelection.confTrackChoicePartOne]);
           qaRegistry.fill(HIST("Tracks_neg/nSigmaTOF"), part.p(), tofNSigmas[ConfTrkSelection.confTrackChoicePartOne]);
           trackHistoPartOneNeg.fillQA<false, false>(part);
@@ -549,7 +549,7 @@ struct FemtoUniversePairTaskTrackV0Extended {
         if (ConfTrkSelection.confChargePart1 > 0)
           trackHistoPartOnePos.fillQA<false, false>(part);
         if (ConfTrkSelection.confChargePart1 < 0)
-          trackHistoPartOnePos.fillQA<false, false>(part);
+          trackHistoPartOneNeg.fillQA<false, false>(part);
       }
     }