message: AliEmcalEmbeddingQA: Remove unused variable
  The Initialize upon success sets the data member fInitialized and returns this data member. The code stored the return value but then checked the data member, leaving a warning for the unused return value. Log here:
diff: @@ -81,7 +81,7 @@ bool AliEmcalEmbeddingQA::AddQAPlotsToList(TList * list)
  if (!fInitialized) {
  AliWarning("Embedding QA histograms are not initialized! Attempting to initialize...");
  - bool res = Initialize();
  + Initialize();
  if (!fInitialized) {
  AliFatal("Unable to initialize the embedding QA hists!");
  // No need to return here, as it will crash anyway
  