add fanout to tpu-client-next #12800

Job	Run time
check	3m 25s
test (token/cli, token/program, token/program-2022, associated-token-account/program, instruction...	16m 25s
cargo-test-sbf (token/program)	10m 39s
test (single-pool/cli, single-pool/program)	16m 32s
cargo-test-sbf (instruction-padding/program, token/program-2022, token/program-2022-test)	16m 31s
cargo-test-sbf (associated-token-account/program, associated-token-account/program-test)	10m 50s
test (token-upgrade/cli, token-upgrade/program)	15m 20s
cargo-test-sbf (token-upgrade/program)	9m 31s
cargo-test-sbf (feature-proposal/program)	9m 25s
cargo-test-sbf (governance/addin-mock/program, governance/program)	11m 48s
cargo-test-sbf (memo/program)	7m 35s
cargo-test-sbf (name-service/program)	11m 38s
cargo-test-sbf (stake-pool/program)	15m 46s
cargo-test-sbf (single-pool/program)	10m 43s
	2h 46m 8s

Provide feedback