Load prebuilt macros #8240

Job	Run time
check-rust	17s
scarb-metadata compatibility check	51s
check-website	16s
build test linux x86-64	5m 29s
doc tests	3m 34s
build test windows x86-64	14m 0s
test prebuilt plugins linux x86-64	8m 3s
test prebuilt plugins windows x86-64	12m 28s
test prebuilt plugins macos arm64	6m 53s
test prebuilt plugins macos x86-64	10m 48s
test linux x86-64 1/8	21m 56s
test linux x86-64 2/8	25m 42s
test linux x86-64 3/8	20m 18s
test linux x86-64 4/8	19m 1s
test linux x86-64 5/8	16m 29s
test linux x86-64 6/8	15m 33s
test linux x86-64 7/8	12m 54s
test linux x86-64 8/8	14m 22s
test windows x86-64 1/8	19m 41s
test windows x86-64 2/8	23m 28s
test windows x86-64 3/8	20m 13s
test windows x86-64 4/8	17m 48s
test windows x86-64 5/8	16m 51s
test windows x86-64 6/8	14m 12s
test windows x86-64 7/8	12m 12s
test windows x86-64 8/8	13m 36s
	5h 46m 55s

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