JIT cleanup #555

Job	Run time
mypy	3m 23s
py3.13 \| macos \| integration tests	22m 45s
py3.13 \| macos \| unit tests	8m 0s
py3.13 \| ubuntu \| integration tests	14m 24s
py3.13 \| ubuntu \| unit tests	9m 58s
py3.13 \| windows \| integration tests	25m 41s
py3.13 \| windows \| unit tests	13m 14s
py3.10 \| ubuntu \| integration tests	14m 43s
py3.10 \| ubuntu \| unit tests	10m 47s
py3.11 \| ubuntu \| unit tests	10m 3s
py3.12 \| ubuntu \| unit tests	10m 32s
merge-test-artifacts	3s
	2h 23m 33s

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