feat(rust): add a payment role #30684

Job	Run time
Rust - lint_cargo_readme	50s
Rust - lint_cargo_fmt_check	1m 10s
Rust - build	2m 51s
Rust - lint_cargo_clippy	3m 3s
Rust - test	15m 47s
Rust - build_docs	1m 39s
Rust - build_examples	2m 47s
Rust - test_nightly	15m 28s
Rust - lint_cargo_deny	59s
Rust - build_nightly	3m 26s
Rust - lint_cargo_toml_files	54s
Rust - build_release	7m 58s
Rust - lint_cargo_machete	1m 2s
Rust - check_cargo_update	2m 59s
Rust - check_no_std	1m 56s
Rust - ockam_command_cross_build (linux_armv7)	13m 11s
Rust - check_nightly	2m 10s
Rust - test_postgres	6m 59s
Rust - test_ockam_command (linux_86)	7m 42s
Rust - ockam_command_cross_build (macos_silicon)	12m 22s
Rust - ockam_command_cross_build (linux_aarch64_gnu, ubuntu-22.04, stable, aarch64-unknown-linux-...	12m 58s
	1h 58m 11s

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