feat(rust/cardano-chain-follower): add thread and mmap file stats #1016

Job	Run time
ci / discover	18s
ci / check / .+check-markdown	59s
ci / check / .+check-spelling	45s
ci / check / ./docs/src/architecture/08_concepts/catalyst_voting/cddl+check-cddl	37s
ci / check / ./docs/src/architecture/08_concepts/immutable_ledger/cddl+check-cddl	29s
ci / check / ./docs/src/architecture/08_concepts/signed_doc/cddl+check-cddl	36s
ci / check / ./rust+check	54s
ci / check / ./rust+check-builder-src-cache	38s
ci / build / ./rust+build	45s
ci / package	0s
ci / test	0s
ci / release	0s
ci / docs / ./docs+docs	48s
ci / final	1s
ci / deploy	0s
test_reporting / Generate test reports	1m 2s
test_reporting / Generate allure report	24s
test_reporting / Generate coverage report	7s
test_reporting / Upload coverage report	2s
	8m 25s

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