TrigL2MuonSA: Fix cppcheck 2.15 warnings. (!74712) · Merge requests · atlas / athena · GitLab

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Scott Snyder requested to merge ssnyder/athena:cppcheck.TrigL2MuonSA-20241002 into main Oct 02, 2024

Prefer returning const references to members rather than copies. Suppress bogus passedByValue warnings.