add fanout to tpu-client-next #12775

Job	Run time
check	10m 58s
cargo-test-sbf (token/program)	16m 28s
test (token/cli, token/program, token/program-2022, associated-token-account/program, instruction...	23m 0s
cargo-test-sbf (instruction-padding/program, token/program-2022, token/program-2022-test)	14m 30s
test (single-pool/cli, single-pool/program)	17m 31s
cargo-test-sbf (associated-token-account/program, associated-token-account/program-test)	21m 7s
test (token-upgrade/cli, token-upgrade/program)	18m 59s
cargo-test-sbf (token-upgrade/program)	17m 38s
cargo-test-sbf (feature-proposal/program)	14m 33s
cargo-test-sbf (governance/addin-mock/program, governance/program)	13m 24s
cargo-test-sbf (memo/program)	17m 13s
cargo-test-sbf (name-service/program)	19m 51s
cargo-test-sbf (stake-pool/program)	21m 9s
cargo-test-sbf (single-pool/program)	19m 33s
	4h 5m 54s

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