[PWGLF] Add function to compute jet pt resolution

[alcaliva]

No description provided.

[alibuild]

Error while checking build/O2Physics/o2 for df52a4e at 2026-03-05 00:32:

## sw/BUILD/O2Physics-latest/log
/sw/SOURCES/O2Physics/15268-slc9_x86-64/0/PWGLF/Tasks/Nuspex/antinucleiInJets.cxx:514:21: error: no matching function for call to 'o2::framework::HistogramRegistry::add(const char [16], const char [18], o2::framework::HistType, <brace-enclosed initializer list>, <brace-enclosed initializer list>)'
/sw/SOURCES/O2Physics/15268-slc9_x86-64/0/PWGLF/Tasks/Nuspex/antinucleiInJets.cxx:4052:35: error: no matching function for call to 'std::vector<JetMatching>::emplace_back(<brace-enclosed initializer list>)'
ninja: build stopped: subcommand failed.

Full log here.