Bump lib/MACS from `bce5dda` to `7c27131` #697

Job	Run time
tests (system, moae, ubuntu-latest, R2023a)	39m 51s
tests (system, moae, macos-latest, R2023a)	43m 7s
tests (system, facerep, ubuntu-latest, R2023a)	37m 23s
tests (system, facerep, macos-latest, R2023a)	50m 45s
tests (system, fmriprep, ubuntu-latest, R2023a)	8m 0s
tests (system, fmriprep, macos-latest, R2023a)	13m 16s
tests (system, ubuntu-latest, R2023a, bms)	25m 10s
tests (unit, ubuntu-latest, R2023a, fast)	9m 0s
tests (unit, macos-latest, R2023a, fast)	17m 19s
tests (unit, ubuntu-latest, R2023a, slow)	14m 58s
tests (unit, macos-latest, R2023a, slow)	33m 8s
	4h 51m 57s

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