GMR-188: ignore unchecked StatusCodes coming from libCore.so

Charles Leggettrequested to merge
leggett/AtlasGaudi:dev/GMR-188 into atlas/v27r2

apply Gaudi Merge Request 188: gaudi/Gaudi!188 (merged)

ignore unchecked StatusCodes coming from libCore.so

Fixes GAUDI-1236

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