Split cairo-lang-macro crate into two (api <> abi) #4932

Job	Run time
check-rust	3m 39s
scarb-metadata compatibility check	40s
build test linux x86-64	3m 16s
build test windows x86-64	3m 53s
check-website	13s
test linux x86-64 1/8	3m 18s
test linux x86-64 2/8	4m 14s
test linux x86-64 3/8	4m 6s
test linux x86-64 4/8	2m 58s
test linux x86-64 5/8	3m 24s
test linux x86-64 6/8	2m 8s
test linux x86-64 7/8	2m 12s
test linux x86-64 8/8	1m 47s
test windows x86-64 1/8	4m 13s
test windows x86-64 2/8	3m 47s
test windows x86-64 3/8	4m 2s
test windows x86-64 4/8	3m 19s
test windows x86-64 5/8	3m 55s
test windows x86-64 6/8	2m 27s
test windows x86-64 7/8	2m 30s
test windows x86-64 8/8	1m 55s
	1h 1m 56s

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