[PWGHF] Fixed bug in histogram name (#15415)

Author: Luca610

PWGHF/D2H/Core/DataCreationCharmReso.h

@@ -249,7 +249,7 @@ void addHistograms(o2::framework::HistogramRegistry& registry)
   registry.add("hMassVsPtK0s", "K0^{s} candidates;#it{p}_{T} (GeV/#it{c});inv. mass (#pi^{#plus}#pi^{#minus}) (GeV/#it{c}^{2});entries", {o2::framework::HistType::kTH2D, {axisPt, axisMassKzero}});
   registry.add("hMassVsPtLambda", "Lambda candidates;#it{p}_{T} (GeV/#it{c});inv. mass (p #pi^{#minus}) (GeV/#it{c}^{2});entries", {o2::framework::HistType::kTH2D, {axisPt, axisMassLambda}});
   registry.add("hAP", "Aremnteros-Podolanski plot for V0 candidates;#it{#alpha};#it{q}_{T} (GeV/#it{c});entries", {o2::framework::HistType::kTH2D, {axisAlpha, axisQt}});
-  registry.add("hRadius", "Radius of V0 candidates;#it{R} (cm);entries", {o2::framework::HistType::kTH1D, {axisRadius}});
+  registry.add("hV0Radius", "Radius of V0 candidates;#it{R} (cm);entries", {o2::framework::HistType::kTH1D, {axisRadius}});
   registry.add("hdEdxVsP", "Tracks;#it{p} (GeV/#it{c});d#it{E}/d#it{x};entries", {o2::framework::HistType::kTH2D, {axisP, axisDeDx}});
 
   if constexpr (DType == DMesonType::D0) {