Fix `clippy::needless_return` lint (#83) #143

Job	Run time
Formatting	3s
Build and test (ubuntu-latest, stable)	58s
Build and test (ubuntu-latest, beta)	58s
Build and test (ubuntu-latest, nightly)	55s
Build and test (windows-latest, stable)	1m 41s
Build and test (windows-latest, beta)	1m 51s
Build and test (windows-latest, nightly)	1m 55s
Publish to crates.io	0s
	8m 21s

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