Lint

Use CPU-only PyTorch index to speed up dev dependency installation #1159

Job	Run time
build (3.13, windows-latest, pre-commit)	1m 15s
build (3.13, windows-latest, manual)	1m 11s
build (3.13, ubuntu-latest, manual)	32s
build (3.13, ubuntu-latest, pre-push)	1m 17s
build (3.13, windows-latest, pre-push)	2m 16s
build (3.13, ubuntu-latest, pre-commit)	33s
completion-lint	3s
	7m 7s

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