revert move to upload-artifact@v4 #298

Job	Run time
local-edit-tests	38s
unavailable	18s
unit-tests	15s
stark.com/foo (linux)	35s
toolchain.com (linux)	1m 15s
pyapp.com/pip (linux)	56s
pyapp.com/poetry (linux)	1m 24s
stark.com/foo@1.2.3 (linux)	40s
git-clone.com (linux)	41s
pc-cmake.com (linux)	37s
fix-machos.com (linux)	39s
version-transformer.com (linux)	38s
stark.com/foo (mac)	26s
toolchain.com (mac)	36s
pyapp.com/pip (mac)	45s
pyapp.com/poetry (mac)	1m 2s
stark.com/foo@1.2.3 (mac)	29s
git-clone.com (mac)	36s
pc-cmake.com (mac)	44s
fix-machos.com (mac)	36s
version-transformer.com (mac)	34s
	14m 24s

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