message: Fix: fix axis title of control histograms
diff: @@ -516,8 +516,8 @@ void AliAnalysisTaskAR::InitializeArraysForTrackControlHistograms() {
  "N_{ITSNCLS}"},
  {"fTrackControlHistograms[kCHI2PERNDF]", "CHI2PERNDF of track",
  "#chi^{2}/NDF", ""},
  - {"fTrackControlHistograms[kDCAZ]", "DCA in Z", "DCA_{Z}"},
  - {"fTrackControlHistograms[kDCAXY]", "DCA in XY", "DCA_{XY}"},
  + {"fTrackControlHistograms[kDCAZ]", "DCA in Z", "DCA_{Z} [cm]"},
  + {"fTrackControlHistograms[kDCAXY]", "DCA in XY", "DCA_{XY} [cm]"},
  };
  // initialize names
  for (int mode = 0; mode < LAST_EMODE; ++mode) {
  @@ -604,10 +604,14 @@ void AliAnalysisTaskAR::InitializeArraysForEventControlHistograms() {
  "M_{contrib}", ""},
  {"fEventControlHistograms[kCEN]", "Centrality", "Centrality Percentile",
  ""},
  - {"fEventControlHistograms[kX]", "Primary Vertex X", "#bf{V}_{X}", ""},
  - {"fEventControlHistograms[kY]", "Primary Vertex Y", "#bf{V}_{Y}", ""},
  - {"fEventControlHistograms[kZ]", "Primary Vertex Z", "#bf{V}_{Z}", ""},
  - {"fEventControlHistograms[kVPOS]", "Vertex Position", "|#bf{V}|", ""},
  + {"fEventControlHistograms[kX]", "Primary Vertex X", "#bf{V}_{X} [cm]",
  + ""},
  + {"fEventControlHistograms[kY]", "Primary Vertex Y", "#bf{V}_{Y} [cm]",
  + ""},
  + {"fEventControlHistograms[kZ]", "Primary Vertex Z", "#bf{V}_{Z} [cm]",
  + ""},
  + {"fEventControlHistograms[kVPOS]", "Vertex Position", "|#bf{V}| [cm]",
  + ""},
  };
  // initialize names
  