Rust

Add `Ui::close` and `Response::should_close` #14388

Job	Run time
Check wasm32 + wasm-bindgen	42s
cargo-deny aarch64-apple-darwin	41s
cargo-deny aarch64-linux-android	42s
Check wasm32+atomics	2m 18s
cargo-deny i686-pc-windows-gnu	40s
cargo-deny i686-pc-windows-msvc	41s
cargo-deny i686-unknown-linux-gnu	43s
cargo-deny wasm32-unknown-unknown	38s
android	30s
cargo-deny x86_64-apple-darwin	38s
Format + check	30s
cargo-deny x86_64-pc-windows-gnu	39s
cargo-deny x86_64-pc-windows-msvc	39s
ios	24s
cargo-deny x86_64-unknown-linux-gnu	38s
cargo-deny x86_64-unknown-linux-musl	39s
cargo-deny x86_64-unknown-redox	40s
Run tests	42s
Check Windows	2m 35s
	15m 39s

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