Add aux_data to proc macro result #4921

Job	Run time
build test linux x86-64	5m 37s
build test windows x86-64	9m 27s
check-rust	3m 44s
scarb-metadata compatibility check	49s
check-website	17s
test linux x86-64 1/8	3m 37s
test linux x86-64 2/8	4m 24s
test linux x86-64 3/8	3m 47s
test linux x86-64 4/8	2m 54s
test linux x86-64 5/8	3m 36s
test linux x86-64 6/8	2m 17s
test linux x86-64 7/8	2m 17s
test linux x86-64 8/8	1m 53s
test windows x86-64 1/8	4m 5s
test windows x86-64 2/8	3m 51s
test windows x86-64 3/8	4m 41s
test windows x86-64 4/8	3m 5s
test windows x86-64 5/8	3m 49s
test windows x86-64 6/8	2m 14s
test windows x86-64 7/8	2m 24s
test windows x86-64 8/8	1m 56s
	1h 10m 44s

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