[DPG] use metadata info to set isMC and NumberOfOrbitsPerTF

[altsybee]

Use metadata info to set isMC flag (isMC configurable is therefore removed),
and also correctly set NumberOfOrbitsPerTF for MC, which can be e.g. 6 instead of 32.

[github-actions]

O2 linter results: ❌ 0 errors, ⚠️ 20 warnings, 🔕 0 disabled

[alibuild]

Error while checking build/O2Physics/staging for ba15679 at 2026-09-25 10:21:

No log files found

Full log here.

[alibuild]

Error while checking build/O2Physics/code-check for ba15679 at 2026-09-25 10:53:

## sw/BUILD/O2-latest/log
Error: missing ; at end of rule at /sw/SOURCES/O2/daily-20260923-0000/daily-20260923-0000/Detectors/TPC/base/src/TPCBaseLinkDef.h:75:56
Error: missing ; at end of rule at /sw/SOURCES/O2/daily-20260923-0000/daily-20260923-0000/Detectors/TPC/base/src/TPCBaseLinkDef.h:83:135
Error: missing ; at end of rule at /sw/SOURCES/O2/daily-20260923-0000/daily-20260923-0000/Detectors/TPC/base/src/TPCBaseLinkDef.h:84:135
Error: missing ; at end of rule at /sw/SOURCES/O2/daily-20260923-0000/daily-20260923-0000/Detectors/Upgrades/ALICE3/ECal/base/src/ECalBaseLinkDef.h:19:48
Error: missing ; at end of rule at /sw/SOURCES/O2/daily-20260923-0000/daily-20260923-0000/Detectors/Upgrades/ALICE3/RICH/base/src/RICHBaseLinkDef.h:18:48
Error: missing ; at end of rule at /sw/SOURCES/O2/daily-20260923-0000/daily-20260923-0000/Detectors/Upgrades/ALICE3/MID/base/src/MI3BaseLinkDef.h:18:47


## sw/BUILD/O2Physics-code-check-latest/log
--
========== List of issues found ==========
++ echo 'Found 2 errors and 71 warnings.'
Found 2 errors and 71 warnings.
++ [[ 2 -gt 0 ]]
++ cat /sw/BUILD/38ea88da352ca5ad113c98f380362020aa7276f3/O2Physics-code-check/errors.txt
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:124:61: error: 'true' and 'false' expressions are equivalent [misc-redundant-expression,-warnings-as-errors]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:126:61: error: 'true' and 'false' expressions are equivalent [misc-redundant-expression,-warnings-as-errors]
++ [[ 71 -gt 0 ]]
++ cat /sw/BUILD/38ea88da352ca5ad113c98f380362020aa7276f3/O2Physics-code-check/warnings.txt
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:63:34: warning: variable 'metadataInfo' is non-const and globally accessible, consider making it const [cppcoreguidelines-avoid-non-const-global-variables]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:71:8: warning: constructor does not initialize these fields: ccdb [cppcoreguidelines-pro-type-member-init]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:90:15: warning: redundant string initialization [readability-redundant-string-init]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:91:15: warning: redundant string initialization [readability-redundant-string-init]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:105:27: warning: statement should be inside braces [readability-braces-around-statements]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:124:52: warning: conditional operator with identical true and false expressions [bugprone-branch-clone]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:126:52: warning: conditional operator with identical true and false expressions [bugprone-branch-clone]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:426:25: warning: implicit conversion 'int' -> 'bool' [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:432:7: warning: use auto when initializing with a template cast to avoid duplicating the type name [modernize-use-auto]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:435:65: warning: implicit conversion 'bool' -> 'Double_t' (aka 'double') [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:496:7: warning: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:497:7: warning: do not declare C-style arrays, use 'std::array' instead [modernize-avoid-c-arrays]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:545:36: warning: 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]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:548:36: warning: 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]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:581:23: warning: implicit conversion 'int' -> 'bool' [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:582:19: warning: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:582:35: warning: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:583:19: warning: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:583:34: warning: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:682:11: warning: use auto when initializing with a template cast to avoid duplicating the type name [modernize-use-auto]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:684:15: warning: the 'empty' method should be used to check for emptiness instead of 'size' [readability-container-size-empty]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:739:47: warning: statement should be inside braces [readability-braces-around-statements]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:793:30: warning: implicit conversion 'int' -> 'bool' [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:794:30: warning: implicit conversion 'int' -> 'bool' [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:795:30: warning: implicit conversion 'int' -> 'bool' [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:810:27: warning: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:810:27: warning: implicit conversion 'int' -> 'bool' [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:810:45: warning: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion]
DPG/Tasks/AOTEvent/eventSelectionQa.cxx:810:63: warning: implicit conversion 'bool' -> 'int' [readability-implicit-bool-conversion]
[0 more errors; see full log]

Full log here.