IDScanZFinder+TrigInDetPattRecoTools: cppcheck fixes

Fix cppcheck defects as seen in !76498 (closed).

This merge request affects 2 packages:

• Trigger/TrigTools/IDScanZFinder
• Trigger/TrigTools/TrigInDetPattRecoTools

Affected files list will not be printed in this case

Adding @sutt ,@bkerridg ,@keli ,@nagano as watchers

added Trigger TriggerID main review-pending-level-1 labels

CI Result SUCCESS (hash b936f61e)

	Athena
externals
cmake
make
tests

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Athena: number of compilation errors 0, warnings 0
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Approving from L1 side (Fábio).

removed review-pending-level-1 label

added review-approved label

merged

mentioned in commit da23f09f