Compiler improvements for loops in DerivationFrameworkMCTruth

First experience with clang-tidy was super positive :-)

Just a couple of tweaks to loop variables to improve the compiler optimizations possible in the loops.

This merge request affects 1 package:

• PhysicsAnalysis/DerivationFramework/DerivationFrameworkMCTruth

Adding @zmarshal as watcher

added Derivation master review-pending-level-1 labels

CI Result SUCCESS (hash 62ae4810)

	Athena	AthSimulation	AthGeneration	AnalysisBase
externals
cmake
make
required tests
optional tests

Full details available on this CI monitor view
Athena: number of compilation errors 0, warnings 0
AthSimulation: number of compilation errors 0, warnings 0
AthGeneration: number of compilation errors 0, warnings 0
AnalysisBase: number of compilation errors 0, warnings 0
For experts only: Jenkins output [CI-MERGE-REQUEST-CC7 19186]

added review-approved label and removed review-pending-level-1 label

Thanks @zmarshal, looks good. L1 approving.

merged

mentioned in commit 778422bd

added sweep:ignore label