index: fix change id resolution test to not depend on deterministic order #9124

Job	Run time
cargo-deny (advisories)	26s
build (ubuntu-latest)	3m 2s
cargo-deny (bans licenses sources)	23s
Check protos	32s
build (macos-14)	2m 29s
build (windows-latest)	6m 24s
Clippy check	2m 15s
build (ubuntu-latest, --all-features)	4m 2s
Check that MkDocs can build the docs	23s
Check that MkDocs can build the docs with Poetry 1.3.2	35s
Check formatting	13s
	20m 44s

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