Load prebuilt macros #8258

Job	Run time
check-website	13s
scarb-metadata compatibility check	41s
check-rust	3m 42s
build test linux x86-64	5m 45s
build test windows x86-64	7m 47s
doc tests	3m 20s
test prebuilt plugins linux x86-64	8m 10s
test prebuilt plugins windows x86-64	13m 15s
test prebuilt plugins macos arm64	2m 48s
test prebuilt plugins macos x86-64	4m 54s
test linux x86-64 1/8	21m 30s
test linux x86-64 2/8	25m 20s
test linux x86-64 3/8	20m 14s
test linux x86-64 4/8	18m 15s
test linux x86-64 5/8	15m 21s
test linux x86-64 6/8	15m 56s
test linux x86-64 7/8	12m 10s
test linux x86-64 8/8	14m 39s
test windows x86-64 1/8	19m 51s
test windows x86-64 2/8	23m 8s
test windows x86-64 3/8	20m 4s
test windows x86-64 4/8	15m 25s
test windows x86-64 5/8	15m 43s
test windows x86-64 6/8	14m 56s
test windows x86-64 7/8	11m 7s
test windows x86-64 8/8	13m 36s
	5h 27m 50s

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