[rustfmt] fix formatting #282

Job	Run time
Cross-compile to aarch64	2m 0s
Build and test (all features) (ubuntu-latest, 1.66)	4m 11s
Build and test core crates (ubuntu-latest, 1.66)	2m 54s
Build and test (all features) (ubuntu-latest, stable)	3m 57s
Build and test core crates (ubuntu-latest, stable)	2m 38s
Build documentation (ubuntu-latest)	1m 44s
Build and test (all features) (macos-latest, 1.66)	6m 36s
Lint	3m 37s
Build and test core crates (macos-latest, 1.66)	4m 49s
Build and test (all features) (macos-latest, stable)	4m 56s
Build and test core crates (macos-latest, stable)	3m 37s
Build and test (all features) (windows-latest, 1.66)	6m 17s
cargo-compare extended tests (ubuntu-latest)	2m 32s
Build and test (all features) (windows-latest, stable)	7m 44s
Build and test core crates (windows-latest, 1.66)	8m 19s
Build and test core crates (windows-latest, stable)	8m 39s
cargo-compare extended tests (macos-latest)	2m 53s
	1h 17m 23s

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