[PWGLF] Fix MC mask bug hStrangeCorrelation.cxx

[kcui1]

using bit check to do its-tpc mismatch
fix bug in opposite correlation in closure test

[github-actions]

O2 linter results: ❌ 12 errors, ⚠️ 2 warnings, 🔕 0 disabled

[alibuild]

Error while checking build/O2Physics/code-check for b1f8a58 at 2026-08-01 09:42:

## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'Found 18 errors and 0 warnings.'
Found 18 errors and 0 warnings.
++ [[ 18 -gt 0 ]]
++ cat /sw/BUILD/a2c346e2f1f9450b0f0f4ab421a773f7ad08abcc/O2Physics-code-check/errors.txt
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:89:8: error: constructor does not initialize these fields: ccdb, pdgDB [cppcoreguidelines-pro-type-member-init,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:789:5: error: Variable 'r' with floating point type 'double' should not be used as a loop counter [clang-analyzer-security.FloatLoopCounter,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:2278:9: error: the 'empty' method should be used to check for emptiness instead of comparing to an empty object [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:2440:9: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:2543:9: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:2694:9: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:2849:9: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:2934:11: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:2991:13: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:3050:13: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:3100:11: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:3203:13: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:3233:9: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:3409:13: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:3416:9: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:3683:9: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Tasks/Strangeness/hStrangeCorrelation.cxx:3713:9: error: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty,-warnings-as-errors]
PWGLF/Utils/inelGt.h:117:11: error: using integer absolute value function 'abs' when argument is of floating point type [clang-diagnostic-absolute-value,-warnings-as-errors]
++ [[ 0 -gt 0 ]]
++ [[ 18 -gt 0 ]]
++ exit 1
--

Full log here.