Rust

[nexus] Add `RotUpdater` #24463

Job	Run time
clippy-lint	10m 58s
check-style	19s
check-omicron-deployment (ubuntu-22.04)	10m 9s
check-omicron-deployment (macos-12)	16m 42s
build-docs	9m 46s
	47m 54s

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