Resolve "Fix Pi0 benchmark"

Closes #37 (closed)

benchmarks/barrel_ecal/scripts/emcal_barrel_pi0_analysis.cxx

@@ -189,9 +189,9 @@ void emcal_barrel_pi0_analysis(const char* input_fname = "sim_output/sim_emcal_b
 
   eic::util::Test pi0_energy_resolution{
    {{"name", fmt::format("{}_energy_resolution", test_tag)},
-   {"title", "Pion0 Energy resolution"},
+   {"title", "Pi0 Energy resolution"},
    {"description",
-    fmt::format("Pion0 energy resolution for {}, estimated using a Gaussian fit.", detEle)},
+    fmt::format("Pi0 energy resolution for {}, estimated using a Gaussian fit.", detEle)},
    {"quantity", "resolution (in %)"},
    {"target", std::to_string(resolutionTarget)}}
   };