Add include field to the manifest #8192

Job	Run time
doc tests	3m 13s
build test linux x86-64	4m 31s
build test windows x86-64	10m 31s
check-rust	4m 5s
check-website	10s
scarb-metadata compatibility check	46s
test linux x86-64 1/8	20m 44s
test linux x86-64 2/8	26m 5s
test linux x86-64 3/8	20m 14s
test linux x86-64 4/8	18m 12s
test linux x86-64 5/8	16m 43s
test linux x86-64 6/8	13m 19s
test linux x86-64 7/8	12m 41s
test linux x86-64 8/8	14m 19s
test windows x86-64 1/8	18m 51s
test windows x86-64 2/8	23m 31s
test windows x86-64 3/8	20m 12s
test windows x86-64 4/8	16m 7s
test windows x86-64 5/8	16m 58s
test windows x86-64 6/8	12m 22s
test windows x86-64 7/8	12m 20s
test windows x86-64 8/8	13m 29s
	4h 59m 23s

Provide feedback