build

Fixed the `crc32c` codec reserving more memory than necessary #139

Job	Run time
codecov	3m 25s
clippy	1m 3s
fmt	17s
build (stable, --features "")	32s
build (stable, --all-features)	2m 31s
build (stable, --no-default-features)	29s
test	2m 19s
build (1.71, --features "")	49s
build (1.71, --all-features)	2m 6s
build (1.71, --no-default-features)	36s
build (beta, --features "")	29s
build (beta, --all-features)	1m 36s
build (beta, --no-default-features)	1m 17s
build (nightly, --features "")	40s
build (nightly, --all-features)	1m 43s
build (nightly, --no-default-features)	31s
	20m 23s

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