Fix `clippy::semicolon_if_nothing_returned` lints (#533) #121

Job	Run time
Check code formatting	3s
Linux (1.56.0)	2m 55s
Linux (stable)	50s
Linux (beta)	21s
Linux (nightly)	18s
Linux (--features serde, 1.56.0)	3m 5s
Linux (--features serde, stable)	16s
Linux (--features serde, beta)	23s
Linux (--features serde, nightly)	21s
Linux (--no-default-features --features libm, 1.56.0)	2m 56s
Linux (--no-default-features --features libm, stable)	19s
Linux (--no-default-features --features libm, beta)	19s
Linux (--no-default-features --features libm, nightly)	16s
Linux (stable, --features mint)	14s
Linux (stable, --features bytemuck)	15s
Linux (stable, --features arbitrary)	14s
Linux (nightly, --features unstable)	18s
Linux (nightly, --features unstable,serde)	21s
Result	1s
	13m 45s

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