Get rid of distutils #854

Job	Run time
check (build)	42s
doc (docs)	1m 28s
check (pep8)	38s
test (py39, postgresql-file-upgrade-from-4.5)	1m 51s
doc (docs-gnocchi-web)	1m 34s
test (py39, mysql-file)	2m 31s
test (py39, mysql-file-sqlalchemy14)	2m 29s
test (py39, mysql-swift)	2m 37s
test (py39, mysql-s3)	2m 36s
test (py39, postgresql-file)	2m 30s
test (py39, postgresql-file-sqlalchemy14)	2m 26s
test (py39, postgresql-swift)	1m 14s
test (py39, postgresql-s3)	1m 54s
test (py311, postgresql-file-upgrade-from-4.5)	2m 27s
test (py311, mysql-file)	2m 28s
test (py311, mysql-file-sqlalchemy14)	2m 24s
test (py311, mysql-swift)	2m 30s
test (py311, mysql-s3)	2m 38s
test (py311, postgresql-file)	2m 22s
test (py311, postgresql-file-sqlalchemy14)	2m 25s
test (py311, postgresql-swift)	2m 21s
test (py311, postgresql-s3)	2m 38s
	46m 43s

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