Fix code quality issues
The latest code quality scan shows now "Found 1871 code quality issues":
https://gitlab.cern.ch/P348/p348-daq/-/pipelines/6897800/codequality_report
Try to fix some of these issues.
Changes summary:
- excluded the coool/lstrack component from scan (not in use),
- updated cppcheck version 2.7 -> 2.9
- fixed most of 'Critical' issues
- no influence on the decoding or reco is expected