[PWGJE] fixing code cheker errors in embedding

[nzardosh]

No description provided.

[github-actions]

O2 linter results: ❌ 0 errors, ⚠️ 47 warnings, 🔕 0 disabled

[alibuild]

Auto-approving on behalf of @nzardosh.

[alibuild]

Error while checking build/O2Physics/code-check for 6854a17 at 2026-10-08 10:56:

## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'Found 6 errors and 8 warnings.'
Found 6 errors and 8 warnings.
++ [[ 6 -gt 0 ]]
++ cat /sw/BUILD/d495817417f4e0583ccaa46c7804945a11fcd8dc/O2Physics-code-check/errors.txt
PWGJE/TableProducer/derivedDataProducerEmbedding.cxx:162:58: error: no header providing "operator""_h" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGJE/Tasks/embeddingQA.cxx:36:103: error: no header providing "o2::framework::HistType" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGJE/Tasks/embeddingQA.cxx:56:3: error: no header providing "o2::framework::Configurable" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGJE/Tasks/embeddingQA.cxx:62:28: error: no header providing "o2::framework::InitContext" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGJE/Tasks/embeddingQA.cxx:70:92: error: no header providing "operator""_h" is directly included [misc-include-cleaner,-warnings-as-errors]
PWGJE/Tasks/embeddingQA.cxx:118:3: error: no header providing "PROCESS_SWITCH" is directly included [misc-include-cleaner,-warnings-as-errors]
++ [[ 8 -gt 0 ]]
++ cat /sw/BUILD/d495817417f4e0583ccaa46c7804945a11fcd8dc/O2Physics-code-check/warnings.txt
PWGJE/TableProducer/derivedDataProducerEmbedding.cxx:91:8: warning: constructor does not initialize these fields: ccdb, lut, pdgDatabase, runNumber, hadronicRate, withCollisionAssociator [cppcoreguidelines-pro-type-member-init]
PWGJE/TableProducer/derivedDataProducerEmbedding.cxx:611:15: warning: variable 'sigmaDCAXYZ2' is not initialized [cppcoreguidelines-init-variables]
PWGJE/TableProducer/derivedDataProducerEmbedding.cxx:636:17: warning: variable 'sigmaDCAXYZ2' is not initialized [cppcoreguidelines-init-variables]
PWGJE/TableProducer/derivedDataProducerEmbedding.cxx:728:17: warning: variable 'sigmaDCAXYZ2' is not initialized [cppcoreguidelines-init-variables]
PWGJE/TableProducer/derivedDataProducerEmbedding.cxx:749:17: warning: variable 'sigmaDCAXYZ' is not initialized [cppcoreguidelines-init-variables]
PWGJE/TableProducer/derivedDataProducerEmbedding.cxx:803:5: warning: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays]
PWGJE/Tasks/embeddingQA.cxx:105:12: warning: implicit conversion 'unsigned long long' -> 'bool' [readability-implicit-bool-conversion]
PWGJE/Tasks/embeddingQA.cxx:110:11: warning: implicit conversion 'unsigned long long' -> 'bool' [readability-implicit-bool-conversion]
++ [[ 6 -gt 0 ]]
++ exit 1
--

Full log here.

[alibuild]

Auto-approving on behalf of @nzardosh.