Bump actions/download-artifact to v4 (#4870) #36

Job	Run time
Build and Push (baseos, images/baseos)	51s
Build Fabric Binaries (ubuntu-20.04, linux, amd64)	1m 27s
Build and Push (ccenv, images/ccenv)	3m 23s
Build Fabric Binaries (ubuntu-20.04, linux, arm64)	1m 13s
Build and Push (peer, .)	15m 51s
Build Fabric Binaries (macos-11, darwin, amd64)	1m 15s
Build and Push (orderer, .)	13m 33s
Build and Push (tools, .)	18m 53s
Build Fabric Binaries (macos-11, darwin, arm64)	1m 9s
Build Fabric Binaries (windows-2022, windows, amd64)	1m 12s
Create GitHub Release	20s
	59m 7s

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