[PWGCF] Update analysis structure and add centrality dependence

[omassen]

Updated the structure of the analysis task to a more realistic one. Changed the output structure, using folders for the A- and C-side of the ZDC. In addition also implemented centrality dependence for more histograms.

See for a full history of recent changes this closed PR: #9045

[victor-gonzalez]

Please, rename your executable to neutron-proton-corr-zdc in CMakeLists.txt to adhere to linter rules

[alibuild]

Error while checking build/O2Physics/o2 for 2b28fd8 at 2024-12-20 17:38:

## sw/BUILD/O2Physics-latest/log
/sw/SOURCES/O2Physics/9082-slc9_x86-64/0/PWGCF/TwoParticleCorrelations/Tasks/neutronProtonCorrZdc.cxx:113:34: error: 'std::__cxx11::basic_string<char>::<unnamed union> std::__cxx11::basic_string<char>::<anonymous>' is private within this context
/sw/SOURCES/O2Physics/9082-slc9_x86-64/0/PWGCF/TwoParticleCorrelations/Tasks/neutronProtonCorrZdc.cxx:113:34: error: 'char std::__cxx11::basic_string<char>::<unnamed union>::_M_local_buf [16]' is private within this context
/sw/SOURCES/O2Physics/9082-slc9_x86-64/0/PWGCF/TwoParticleCorrelations/Tasks/neutronProtonCorrZdc.cxx:113:34: error: 'std::__cxx11::basic_string<char>::<unnamed union> std::__cxx11::basic_string<char>::<anonymous>' is private within this context
/sw/SOURCES/O2Physics/9082-slc9_x86-64/0/PWGCF/TwoParticleCorrelations/Tasks/neutronProtonCorrZdc.cxx:113:34: error: 'char std::__cxx11::basic_string<char>::<unnamed union>::_M_local_buf [16]' is private within this context
/sw/SOURCES/O2Physics/9082-slc9_x86-64/0/PWGCF/TwoParticleCorrelations/Tasks/neutronProtonCorrZdc.cxx:113:34: error: 'std::__cxx11::basic_string<char>::<unnamed union> std::__cxx11::basic_string<char>::<anonymous>' is private within this context
/sw/SOURCES/O2Physics/9082-slc9_x86-64/0/PWGCF/TwoParticleCorrelations/Tasks/neutronProtonCorrZdc.cxx:113:34: error: 'char std::__cxx11::basic_string<char>::<unnamed union>::_M_local_buf [16]' is private within this context
/sw/SOURCES/O2Physics/9082-slc9_x86-64/0/PWGCF/TwoParticleCorrelations/Tasks/neutronProtonCorrZdc.cxx:113:34: error: 'std::__cxx11::basic_string<char>::<unnamed union> std::__cxx11::basic_string<char>::<anonymous>' is private within this context
/sw/SOURCES/O2Physics/9082-slc9_x86-64/0/PWGCF/TwoParticleCorrelations/Tasks/neutronProtonCorrZdc.cxx:113:34: error: 'char std::__cxx11::basic_string<char>::<unnamed union>::_M_local_buf [16]' is private within this context
ninja: build stopped: subcommand failed.

Full log here.

[victor-gonzalez]

Check O2Physics/Tutorials/src/histogramRegistry.cxx for guidance