[cp][aptos-release-v1.21] Get right most child #67564

Job	Run time
file_change_determinator	10s
rust-doc-tests	4m 59s
rust-consensus-only-unit-test	0s
rust-unit-tests	21m 36s
rust-consensus-only-smoke-test	0s
rust-lints	4m 8s
rust-cargo-deny	1m 52s
general-lints	28s
rust-smoke-tests	25m 31s
rust-build-cached-packages	2m 4s
rust-check-merge-base	0s
rust-cryptohasher-domain-separation-check	0s
rust-targeted-unit-tests	0s
	1h 0m 48s

Provide feedback