Merge pull request #585 from SpiNNakerManchester/t_pacman #1895

Job	Run time
call / validate (ubuntu-latest, 3.12, validate)	2m 30s
call / tests (windows-latest, 3.12, tests)	2m 7s
call / checks (ubuntu-latest, 3.13)	1m 47s
call / tests (windows-2019, 3.9, tests)	2m 2s
call / checks (ubuntu-24.04, 3.11)	1m 48s
call / tests (macos-latest, 3.13, tests)	55s
call / checks (ubuntu-latest, 3.10)	2m 2s
call / tests (macos-13, 3.9, tests)	2m 27s
call / checks (ubuntu-22.04, 3.9)	2m 24s
call / checks (ubuntu-20.04, 3.8)	2m 11s
	20m 13s

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