fixed O2 linter

Author: sashingo

PWGHF/HFL/Tasks/taskElectronWeakBoson.cxx

@@ -87,12 +87,12 @@ struct HfTaskElectronWeakBoson {
   std::vector<HfElectronCandidate> selectedElectronsIso;
   std::vector<HfElectronCandidate> selectedElectronsAss;
 
+  HfHelper hfHelper;
+
   using SelectedClusters = o2::aod::EMCALClusters;
   // PbPb
   using TrackEle = o2::soa::Join<o2::aod::Tracks, o2::aod::FullTracks, o2::aod::TracksExtra, o2::aod::TracksDCA, o2::aod::TrackSelection, o2::aod::pidTPCFullEl>;
 
-  HfHelper hfHelper;
-
   // pp
   // using TrackEle = o2::soa::Filtered<o2::soa::Join<o2::aod::Tracks, o2::aod::FullTracks, o2::aod::TracksDCA, o2::aod::TrackSelection, o2::aod::pidTPCEl, o2::aod::pidTOFEl>>;