Test leading white space collapsing #884

Job	Run time
cargo check (msrv) (windows-latest)	1m 25s
cargo clippy (windows-latest)	2m 15s
cargo check (msrv) (macos-latest)	34s
cargo clippy (android) (armv7-linux-androideabi)	55s
cargo check (msrv) (android) (armv7-linux-androideabi)	28s
cargo check (msrv) (ubuntu-latest)	22s
cargo clippy (macos-latest)	53s
cargo clippy (android) (aarch64-linux-android)	1m 41s
cargo check (msrv) (android) (aarch64-linux-android)	39s
cargo clippy (ubuntu-latest)	1m 2s
cargo clippy (android) (x86_64-linux-android)	1m 44s
cargo check (msrv) (android) (x86_64-linux-android)	43s
cargo doc (windows-latest)	3m 59s
cargo doc (macos-latest)	1m 0s
formatting	26s
cargo doc (ubuntu-latest)	1m 17s
typos	6s
Prime LFS Cache	5s
cargo test (windows-latest)	2m 1s
cargo test (macos-latest)	45s
cargo test (ubuntu-latest)	29s
	22m 49s

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