[PWGHF] Store LF tracks based on sign in B->JPsi X data creator

[fchinu]

@fgrosa

[github-actions]

O2 linter results: ❌ 0 errors, ⚠️ 0 warnings, 🔕 30 disabled

[alibuild]

Error while checking build/O2Physics/code-check for fa96d2a at 2026-07-06 10:48:

## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'Found 16 errors and 0 warnings.'
Found 16 errors and 0 warnings.
++ [[ 16 -gt 0 ]]
++ cat /sw/BUILD/1699f2c54cdcc7ebb6d5bcd80a609c8dd3408c68/O2Physics-code-check/errors.txt
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:156:68: error: do not implicitly decay an array into a pointer; consider using gsl::array_view or an explicit cast instead [cppcoreguidelines-pro-bounds-array-to-pointer-decay,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:159:52: error: do not implicitly decay an array into a pointer; consider using gsl::array_view or an explicit cast instead [cppcoreguidelines-pro-bounds-array-to-pointer-decay,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:209:37: error: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:209:57: error: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:209:75: error: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:209:100: error: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:209:123: error: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:209:145: error: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:216:5: error: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:228:5: error: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:423:14: error: redundant boolean literal in conditional return statement [readability-simplify-boolean-expr,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:898:35: error: use 'contains' to check for membership [readability-container-contains,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:1007:37: error: use 'contains' to check for membership [readability-container-contains,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:1031:38: error: use 'contains' to check for membership [readability-container-contains,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:1139:37: error: use 'contains' to check for membership [readability-container-contains,-warnings-as-errors]
PWGHF/D2H/TableProducer/dataCreatorJpsiHadReduced.cxx:1163:38: error: use 'contains' to check for membership [readability-container-contains,-warnings-as-errors]
++ [[ 0 -gt 0 ]]
++ [[ 16 -gt 0 ]]
++ exit 1
--

Full log here.