Add ContractArgs for building function args #4441

Job	Run time
check-git-rev-deps	14s
build-fuzz	42s
cargo-deny (advisories)	40s
build-and-test (msrv, ubuntu-latest, x86_64-unknown-linux-gnu)	3m 28s
cargo-deny (bans licenses sources)	41s
docs	3m 15s
build-and-test (msrv, ubuntu-latest, aarch64-unknown-linux-gnu, true)	3m 13s
fmt	26s
build-and-test (msrv, windows-latest, x86_64-pc-windows-msvc)	3m 19s
publish-dry-run	0s
readme	3m 15s
build-and-test (latest, ubuntu-latest, x86_64-unknown-linux-gnu)	3m 28s
semver-checks	3m 26s
build-and-test (latest, ubuntu-latest, aarch64-unknown-linux-gnu, true)	3m 11s
build-and-test (latest, windows-latest, x86_64-pc-windows-msvc)	3m 21s
complete	1s
	32m 40s

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