Remove Grid.time_full #725

Job	Run time
mypy	3m 33s
py3.13 \| macos \| integration tests	15m 27s
py3.13 \| macos \| unit tests	8m 56s
py3.13 \| ubuntu \| integration tests	15m 52s
py3.13 \| ubuntu \| unit tests	10m 5s
py3.13 \| windows \| integration tests	27m 1s
py3.13 \| windows \| unit tests	11m 40s
py3.10 \| ubuntu \| integration tests	15m 58s
py3.10 \| ubuntu \| unit tests	11m 6s
py3.11 \| ubuntu \| unit tests	10m 26s
py3.12 \| ubuntu \| unit tests	10m 26s
merge-test-artifacts	4s
	2h 20m 34s

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