describe: add ignore-rest directive #17283

Job	Run time
Check protos	28s
cargo-deny (advisories)	21s
Build jj-lib without Git support	46s
build (ubuntu-latest)	5m 3s
cargo-deny (bans licenses sources)	22s
build (macos-13)	7m 12s
Clippy check	2m 40s
Check that MkDocs can build the docs	10s
build (macos-14)	3m 59s
Check that MkDocs can build the docs with latest Python and uv	10s
build (windows-latest)	10m 19s
Check formatting	16s
build (ubuntu-latest, --all-features)	6m 15s
	38m 1s

Provide feedback