fix: switch back to single hit collections

benchmarks/far_forward/analysis/hits_far_forward_protons.cxx

@@ -104,11 +104,11 @@ int hits_far_forward_protons(const char* fname = "sim_far_forward_protons.edm4he
                  //.Define("delta_p_over_p1",delta_p_over_p, {"p_track1", "p_thrown"})
                  //.Define("delta_p_over_p2",delta_p_over_p, {"p_track2", "p_thrown"})
                  //.Define("N_VtxBarrelHits",[](std::vector<edm4hep::SimTrackerHitData> hits) { return hits.size();},{"VertexBarrelRecHits"})
-                 .Define("N_BarrelHits", [](std::vector<edm4hep::SimTrackerHitData> hits) { return hits.size();}, {"OuterSiBarrelHits"})
-                 .Define("N_EndcapHits", [](std::vector<edm4hep::SimTrackerHitData> hits) { return hits.size();}, {"OuterTrackerEndcapPHits"})
+                 .Define("N_BarrelHits", [](std::vector<edm4hep::SimTrackerHitData> hits) { return hits.size();}, {"SiBarrelHits"})
+                 .Define("N_EndcapHits", [](std::vector<edm4hep::SimTrackerHitData> hits) { return hits.size();}, {"TrackerEndcapPHits"})
                  ;
 
-  auto hBarrel_x_vs_y = df0.Histo2D({"hBarrel_x_vs_y", "; x ; y ",   100, -900, 900,100, -900, 900 }, "OuterSiBarrelHits.position.x", "OuterSiBarrelHits.position.y");
+  auto hBarrel_x_vs_y = df0.Histo2D({"hBarrel_x_vs_y", "; x ; y ",   100, -900, 900,100, -900, 900 }, "SiBarrelHits.position.x", "SiBarrelHits.position.y");
 
   auto hBarrel_N_vs_theta = df0.Histo1D({"hBarrel_N_vs_theta", "; #theta [deg.]",   20, 0, 180 }, "theta0", "N_BarrelHits");
   auto hEndcap_N_vs_theta = df0.Histo1D({"hEndcap_N_vs_theta", "; #theta [deg.]",   20, 0, 180 }, "theta0", "N_EndcapHits");