Create gray -> grey doc aliases #13269

Job	Run time
android	24s
cargo-deny aarch64-apple-darwin	39s
Check wasm32 + wasm-bindgen	2m 22s
cargo-deny aarch64-linux-android	38s
cargo-deny i686-pc-windows-gnu	37s
cargo-deny i686-pc-windows-msvc	42s
Check wasm32+atomics	1m 27s
cargo-deny i686-unknown-linux-gnu	41s
cargo-deny wasm32-unknown-unknown	41s
Format + check + test	2m 43s
cargo-deny x86_64-apple-darwin	37s
cargo-deny x86_64-pc-windows-gnu	43s
cargo-deny x86_64-pc-windows-msvc	44s
ios	25s
cargo-deny x86_64-unknown-linux-gnu	44s
cargo-deny x86_64-unknown-linux-musl	42s
cargo-deny x86_64-unknown-redox	38s
Run tests	2m 14s
Check Windows	1m 53s
	19m 34s

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