Rust

`eframe`: Fix building the `wasm32` docs for `docs.rs` #8431

Job	Run time
Format + check + test	8m 4s
android	1m 21s
Check wasm32 + wasm-bindgen	3m 1s
cargo-deny aarch64-apple-darwin	39s
Check Windows	6m 19s
cargo-deny aarch64-linux-android	40s
cargo-deny i686-pc-windows-gnu	40s
cargo-deny i686-pc-windows-msvc	45s
cargo-deny i686-unknown-linux-gnu	41s
cargo-deny wasm32-unknown-unknown	41s
cargo-deny x86_64-apple-darwin	39s
cargo-deny x86_64-pc-windows-gnu	42s
cargo-deny x86_64-pc-windows-msvc	39s
cargo-deny x86_64-unknown-linux-gnu	38s
cargo-deny x86_64-unknown-linux-musl	39s
cargo-deny x86_64-unknown-redox	38s
	26m 46s

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