Rust

[nexus] Add `RotUpdater` #24615

Job	Run time
clippy-lint	12m 3s
build-docs	11m 35s
check-omicron-deployment (ubuntu-22.04)	9m 49s
check-omicron-deployment (macos-12)	23m 14s
check-style	18s
	56m 59s

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