[PWGLF] reducing table size by storing only events with k0s

[prottayCMT]

No description provided.

[github-actions]

O2 linter results: ❌ 1 errors, ⚠️ 1 warnings, 🔕 0 disabled

[alibuild]

Auto-approving on behalf of @prottayCMT.

[alibuild]

Error while checking build/O2Physics/code-check for dbe4943 at 2026-08-09 23:24:

## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'Found 5 errors and 0 warnings.'
Found 5 errors and 0 warnings.
++ [[ 5 -gt 0 ]]
++ cat /sw/BUILD/ec1c365747c545979085e8e6806c2beff2d35795/O2Physics-code-check/errors.txt
PWGLF/TableProducer/Resonances/cksspinalignment.cxx:446:26: error: redundant explicit casting to the same type 'int64_t' (aka 'long') as the sub-expression, remove this casting [readability-redundant-casting,-warnings-as-errors]
PWGLF/TableProducer/Resonances/cksspinalignment.cxx:447:26: error: redundant explicit casting to the same type 'int64_t' (aka 'long') as the sub-expression, remove this casting [readability-redundant-casting,-warnings-as-errors]
PWGLF/TableProducer/Resonances/cksspinalignment.cxx:463:30: error: redundant explicit casting to the same type 'float' as the sub-expression, remove this casting [readability-redundant-casting,-warnings-as-errors]
PWGLF/TableProducer/Resonances/cksspinalignment.cxx:464:30: error: redundant explicit casting to the same type 'float' as the sub-expression, remove this casting [readability-redundant-casting,-warnings-as-errors]
PWGLF/TableProducer/Resonances/cksspinalignment.cxx:465:30: error: redundant explicit casting to the same type 'float' as the sub-expression, remove this casting [readability-redundant-casting,-warnings-as-errors]
++ [[ 0 -gt 0 ]]
++ [[ 5 -gt 0 ]]
++ exit 1
--

Full log here.