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Bump actions/upload-artifact from 3 to 4 #27

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Run time

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Job	Run time
Build (linux, amd64, glibc)	17s
Build (linux, amd64, musl)	44s
Build (linux, 386, glibc)	9s
Build (linux, 386, musl)	35s
Build (linux, arm64, glibc)	10s
Build (linux, arm64, musl)	17s
Build (linux, arm, glibc)	17s
Build (linux, arm, musl)	28s
Build (windows, amd64)	10s
Build (windows, 386)	16s
Build (windows, arm64)	12s
Build (windows, arm)	9s
Release	0s
	3m 44s