Match CI doc testing with docs.rs. #1735

Job	Run time
cargo check (msrv) (wasm32)	49s
cargo check (aarch64-android)	30s
cargo clippy (windows-latest)	3m 14s
cargo check (msrv) (windows-latest)	2m 10s
cargo clippy (macos-latest)	1m 14s
cargo clippy (wasm32)	1m 29s
cargo check (msrv) (macos-latest)	1m 2s
cargo doc	1m 44s
cargo clippy (ubuntu-latest)	1m 36s
cargo check (msrv) (ubuntu-latest)	51s
formatting	25s
Prime LFS Cache	4s
cargo test (wasm32)	34s
typos	3s
cargo test (windows-latest)	2m 53s
cargo test (macos-latest)	2m 4s
cargo test (ubuntu-latest)	2m 47s
	23m 29s

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