message: fix keys in res histo legend
diff: @@ -1135,8 +1135,8 @@ int DrawQAHistograms()
  if (j == 0)
  {
  GetName(fname, k);
  - if (p) sprintf(name, "%s%s", fname, l ? "Mean Pull" : "Pull");
  - else sprintf(name, "%s%s", fname, l ? "Mean Resolution" : "Resolution");
  + if (p) sprintf(name, "%s%s", fname, l ? "Mean" : "Pull");
  + else sprintf(name, "%s%s", fname, l ? "Mean" : "Resolution");
  leg->AddEntry(e, name, "l");
  }
  }
  