build

cli: add better error message when immutable_heads() cannot be resolved #10191

Job	Run time
Check formatting	15s
Check protos	29s
build (ubuntu-latest)	3m 30s
cargo-deny (advisories)	23s
build (macos-14)	2m 38s
Clippy check	2m 25s
Check that MkDocs can build the docs	25s
cargo-deny (bans licenses sources)	30s
build (windows-latest)	8m 37s
Check that MkDocs can build the docs with Poetry 1.3.2	35s
build (ubuntu-latest, --all-features)	4m 23s
	24m 10s

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