Bump actions/download-artifact from 3.0.2 to 4.0.0 #764

Job	Run time
sdists	53s
3.11 ABI cp37 macOS -arch x86_64 -arch arm64	1m 23s
3.11 win32 cp37	17s
cp311-cp311 for manylinux2014_x86_64	48s
3.11 ABI cp37 macOS -arch x86_64	1m 32s
3.11 win64 cp37	24s
cp311-cp311 for manylinux_2_28_x86_64	45s
pypy-3.9 ABI macOS -arch x86_64	1m 8s
pypy-3.9 win64	17s
cp311-cp311 for musllinux_1_1_x86_64	39s
pypy-3.10 ABI macOS -arch x86_64	1m 5s
pypy-3.10 win64	18s
cp311-cp311 for musllinux_1_2_x86_64	52s
cp311-cp311 for manylinux2014_aarch64	3m 3s
cp311-cp311 for manylinux_2_28_aarch64	2m 55s
cp311-cp311 for musllinux_1_1_aarch64	1m 50s
cp311-cp311 for musllinux_1_2_aarch64	1m 58s
pp39-pypy39_pp73 for manylinux_2_28_x86_64	52s
pp39-pypy39_pp73 for manylinux_2_28_aarch64	2m 49s
pp310-pypy310_pp73 for manylinux_2_28_x86_64	48s
pp310-pypy310_pp73 for manylinux_2_28_aarch64	2m 54s
	27m 30s

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