Rust

Make `egui_wgpu::renderer` a private module #9206

Job	Run time
Check wasm32 + wasm-bindgen	45s
cargo-deny aarch64-apple-darwin	42s
cargo-deny aarch64-linux-android	39s
android	28s
Format + check + test	3m 27s
cargo-deny i686-pc-windows-gnu	41s
Check Windows	2m 2s
cargo-deny i686-pc-windows-msvc	39s
cargo-deny i686-unknown-linux-gnu	40s
cargo-deny wasm32-unknown-unknown	39s
cargo-deny x86_64-apple-darwin	38s
cargo-deny x86_64-pc-windows-gnu	38s
cargo-deny x86_64-pc-windows-msvc	37s
cargo-deny x86_64-unknown-linux-gnu	39s
cargo-deny x86_64-unknown-linux-musl	42s
cargo-deny x86_64-unknown-redox	40s
	14m 36s

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