build

revsets.md: document the `all:` prefix #10636

Job	Run time
Clippy check	2m 18s
Check protos	40s
build (ubuntu-latest)	4m 6s
cargo-deny (advisories)	28s
build (macos-14)	3m 1s
cargo-deny (bans licenses sources)	29s
Check that MkDocs can build the docs with Poetry 1.3.2	35s
build (windows-latest)	8m 38s
Check formatting	14s
build (ubuntu-latest, --all-features)	5m 10s
Check that MkDocs can build the docs	21s
	26m 0s

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