Add thread manager crate to agave #16142

Job	Run time
check (associated-token-account)	1m 12s
test_cli (single-pool)	7m 43s
test_cli (token-2022)	7m 44s
check (feature-proposal)	2m 0s
check (instruction-padding)	59s
check (memo)	1m 20s
check (record)	1m 5s
check (single-pool)	2m 34s
check (slashing)	2m 45s
check (stake-pool)	2m 19s
check (token-2022)	2m 40s
cargo-test-sbf (associated-token-account)	7m 32s
cargo-test-sbf (feature-proposal)	6m 48s
cargo-test-sbf (instruction-padding)	6m 30s
cargo-test-sbf (memo)	6m 7s
cargo-test-sbf (record)	7m 5s
cargo-test-sbf (single-pool)	7m 8s
cargo-test-sbf (slashing)	6m 59s
cargo-test-sbf (stake-pool)	6m 35s
cargo-test-sbf (token-2022)	6m 41s
	1h 33m 46s

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