Fix test_oc_bad_signatures #12605

Job	Run time
cargo-test-sbf (token/program)	9m 30s
check	2m 48s
cargo-test-sbf (instruction-padding/program, token/program-2022, token/program-2022-test)	15m 51s
test (token/cli, token/program, token/program-2022, associated-token-account/program, instruction...	17m 45s
cargo-test-sbf (associated-token-account/program, associated-token-account/program-test)	9m 8s
test (single-pool/cli, single-pool/program)	15m 35s
cargo-test-sbf (token-upgrade/program)	10m 24s
test (token-upgrade/cli, token-upgrade/program)	14m 9s
cargo-test-sbf (feature-proposal/program)	8m 26s
cargo-test-sbf (governance/addin-mock/program, governance/program)	12m 8s
cargo-test-sbf (memo/program)	9m 18s
cargo-test-sbf (name-service/program)	7m 36s
cargo-test-sbf (stake-pool/program)	13m 35s
cargo-test-sbf (single-pool/program)	10m 42s
	2h 36m 55s

Provide feedback