build

Make `DescendantRebaser` use rewrite state from `MutableRepo` #10012

Job	Run time
Check protos	32s
Check that MkDocs can build the docs	19s
build (ubuntu-latest)	3m 20s
Check formatting	12s
build (macos-14)	2m 35s
build (windows-latest)	8m 9s
cargo-deny (advisories)	25s
build (ubuntu-latest, --all-features)	4m 20s
cargo-deny (bans licenses sources)	23s
Clippy check	2m 26s
Check that MkDocs can build the docs with Poetry 1.3.2	33s
	23m 14s

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