Rust

Add `Spacing::menu_width` (#3973) #9180

Job	Run time
android	21s
Format + check + test	5m 54s
cargo-deny aarch64-apple-darwin	40s
Check wasm32 + wasm-bindgen	2m 22s
cargo-deny aarch64-linux-android	39s
Check Windows	2m 1s
cargo-deny i686-pc-windows-gnu	40s
cargo-deny i686-pc-windows-msvc	39s
cargo-deny i686-unknown-linux-gnu	40s
cargo-deny wasm32-unknown-unknown	42s
cargo-deny x86_64-apple-darwin	39s
cargo-deny x86_64-pc-windows-gnu	40s
cargo-deny x86_64-pc-windows-msvc	40s
cargo-deny x86_64-unknown-linux-gnu	40s
cargo-deny x86_64-unknown-linux-musl	39s
cargo-deny x86_64-unknown-redox	39s
	18m 35s

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