Remove code mappings for attribute expand (temp) #7217

Job	Run time
check-rust	3m 40s
doc tests	3m 4s
check-website	9s
build test linux x86-64	3m 45s
scarb-metadata compatibility check	50s
build test windows x86-64	6m 50s
test linux x86-64 1/8	15m 58s
test linux x86-64 2/8	18m 27s
test linux x86-64 3/8	15m 14s
test linux x86-64 4/8	14m 10s
test linux x86-64 5/8	12m 49s
test linux x86-64 6/8	11m 19s
test linux x86-64 7/8	9m 9s
test linux x86-64 8/8	10m 24s
test windows x86-64 1/8	15m 22s
test windows x86-64 2/8	16m 46s
test windows x86-64 3/8	15m 36s
test windows x86-64 4/8	12m 13s
test windows x86-64 5/8	11m 55s
test windows x86-64 6/8	9m 54s
test windows x86-64 7/8	9m 12s
test windows x86-64 8/8	9m 50s
	3h 46m 36s

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