Reformat and configure for auto-formatting #45

Job	Run time
Check code formatting	10s
Linux (1.56.0)	3m 31s
Linux (stable)	30s
Linux (beta)	31s
Linux (nightly)	27s
Linux (--features serde, 1.56.0)	3m 44s
Linux (--features serde, stable)	42s
Linux (--features serde, beta)	42s
Linux (--features serde, nightly)	37s
Linux (--no-default-features --features libm, 1.56.0)	3m 27s
Linux (--no-default-features --features libm, stable)	29s
Linux (--no-default-features --features libm, beta)	31s
Linux (--no-default-features --features libm, nightly)	27s
Linux (stable, --features mint)	38s
Linux (stable, --features bytemuck)	36s
Linux (stable, --features arbitrary)	39s
Linux (nightly, --features unstable)	27s
Linux (nightly, --features unstable,serde)	43s
Result	1s
	18m 52s

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