Remove Grid.time_full #750

Job	Run time
mypy	3m 38s
py3.13 \| macos \| integration tests	12m 29s
py3.13 \| macos \| unit tests	8m 33s
py3.13 \| ubuntu \| integration tests	14m 3s
py3.13 \| ubuntu \| unit tests	9m 55s
py3.13 \| windows \| integration tests	26m 11s
py3.13 \| windows \| unit tests	13m 25s
py3.10 \| ubuntu \| integration tests	14m 29s
py3.10 \| ubuntu \| unit tests	11m 5s
py3.11 \| ubuntu \| unit tests	10m 33s
py3.12 \| ubuntu \| unit tests	10m 28s
merge-test-artifacts	3s
	2h 14m 52s

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