Rust

Add screenshot support for eframe web #13493

Job	Run time
Check wasm32 + wasm-bindgen	2m 21s
Format + check + test	2m 37s
android	28s
Check wasm32+atomics	1m 26s
cargo-deny aarch64-apple-darwin	46s
cargo-deny aarch64-linux-android	1m 3s
ios	52s
cargo-deny i686-pc-windows-gnu	43s
cargo-deny i686-pc-windows-msvc	42s
Run tests	2m 44s
cargo-deny i686-unknown-linux-gnu	39s
cargo-deny wasm32-unknown-unknown	44s
cargo-deny x86_64-apple-darwin	45s
Check Windows	1m 29s
cargo-deny x86_64-pc-windows-gnu	41s
cargo-deny x86_64-pc-windows-msvc	59s
cargo-deny x86_64-unknown-linux-gnu	47s
cargo-deny x86_64-unknown-linux-musl	1m 11s
cargo-deny x86_64-unknown-redox	39s
	21m 36s

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