Changes needed for MC job configurations for HLT2 and Sprucing into `2024-patches`

Miroslav Saurrequested to merge
msaur_MCopts_for_2024 into 2024-patches

Changes needed for MC job configurations for HLT2 and Sprucing into 2024-patches at Moore!4190 (merged)

Change of input files based on !1192 (merged)

Part of the set: LHCb!4834 (merged) Moore!4190 (merged)

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