Rust

Implement CAP-64 - memo authorization for Soroban. #4426

Job	Run time
check-git-rev-deps	11s
cargo-deny (advisories)	53s
build-and-test (msrv, 23, ubuntu-latest, wasm32-unknown-unknown, false)	6m 53s
cackle	1m 28s
cargo-deny (bans licenses sources)	50s
build-and-test (msrv, 23, ubuntu-latest-16-cores, x86_64-unknown-linux-gnu, true)	14m 2s
fmt	6s
build-and-test (latest, 23, ubuntu-latest, wasm32-unknown-unknown, false)	8m 25s
publish-dry-run	0s
semver-checks	3m 51s
build-and-test (latest, 23, ubuntu-latest-16-cores, x86_64-unknown-linux-gnu, true)	14m 37s
complete	1s
	51m 17s

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