Rust

docs: deduplicate spaces #1136

Job	Run time
features (stable, ubuntu-latest)	5m 11s
test (stable, ubuntu-latest)	1m 48s
features (stable, macos-latest)	3m 53s
clippy (stable)	1m 53s
Release x86_64-unknown-linux-gnu	1m 43s
features (stable, windows-latest)	8m 21s
test (stable, macos-latest)	1m 29s
Release aarch64-unknown-linux-gnu	1m 38s
test (stable, windows-latest)	4m 32s
clippy (beta)	1m 33s
features (beta, ubuntu-latest)	6m 5s
features (beta, macos-latest)	5m 34s
Release armv7-unknown-linux-gnueabihf	2m 3s
test (beta, ubuntu-latest)	1m 48s
clippy (nightly)	1m 25s
features (beta, windows-latest)	9m 14s
test (beta, macos-latest)	1m 56s
Release arm-unknown-linux-gnueabihf	1m 49s
test (beta, windows-latest)	3m 24s
Release riscv64gc-unknown-linux-gnu	1m 44s
test (nightly, ubuntu-latest)	1m 39s
rustfmt	17s
Release x86_64-apple-darwin	1m 21s
test (nightly, macos-latest)	2m 2s
Release aarch64-apple-darwin	1m 3s
test (nightly, windows-latest)	4m 9s
Release x86_64-pc-windows-msvc	2m 58s
Release aarch64-pc-windows-msvc	2m 39s
	1h 23m 11s

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