Rust

Wire up public API for external subnet CRUD #48687

Job	Run time
check-style	28s
build-docs	14m 1s
check-omicron-deployment (macos-14)	26m 20s
check-features	17m 21s
clippy-lint	10m 47s
check-omicron-deployment (ubuntu-22.04)	10m 50s
	1h 19m 47s

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