Updated eta range in gen compatible with (#512)

Author: sarahherrmann

PWGMM/Tasks/dndeta-mft.cxx

@@ -59,8 +59,8 @@ struct PseudorapidityDensityMFT {
 
     if (doprocessGen) {
       registry.add({"EventsNtrkZvtxGen", "; N_{trk}; Z_{vtx}; events", {HistType::kTH2F, {{301, -0.5, 300.5}, {201, -20.1, 20.1}}}});
-      registry.add({"TracksEtaZvtxGen", "; #eta; Z_{vtx}; tracks", {HistType::kTH2F, {{21, -2.1, 2.1}, {201, -20.1, 20.1}}}});
-      registry.add({"TracksPhiEtaGen", "; #varphi; #eta; tracks", {HistType::kTH2F, {{600, 0, 2 * M_PI}, {21, -2.1, 2.1}}}});
+      registry.add({"TracksEtaZvtxGen", "; #eta; Z_{vtx}; tracks", {HistType::kTH2F, {{35, -4.5, -1.}, {201, -20.1, 20.1}}}});
+      registry.add({"TracksPhiEtaGen", "; #varphi; #eta; tracks", {HistType::kTH2F, {{600, 0, 2 * M_PI}, {35, -4.5, -1.}}}});
       registry.add({"EventEfficiency", "; status; events", {HistType::kTH1F, {{5, 0.5, 5.5}}}});
       registry.add({"NotFoundEventZvtx", " ; Z_{vtx}", {HistType::kTH1F, {{201, -20.1, 20.1}}}});