fixed typo

rdstar/studies/low_level_cut_study/low_level_cut_defintions.py

@@ -16,7 +16,7 @@ ntuple_labels_dict = {
     "e_ntuple": "e",
     "mu_ntuple": "mu",
     "piCharged_ntuple": "pi+",
-    "piNetraul_from_list_ntuple": "pi0",
+    "piNeutral_from_list_ntuple": "pi0",
     "gamma_ntuple": "gamma",
     "K_ntuple": "K+",
     "K_S0_ntuple": "K_S0"