Annotate `CRC32` and `GZIPOutputStream`. #70

Job	Run time
Select platforms	1s
alpine-linux-x64	0s
docs / build (debug)	1m 46s
linux-cross-compile / build (aarch64)	30m 35s
linux-x64 / build (debug)	2m 0s
linux-cross-compile / build (arm)	21m 38s
linux-x64 / build (release)	1m 55s
linux-cross-compile / build (s390x)	22m 18s
linux-cross-compile / build (ppc64le)	52m 16s
linux-x64-hs-minimal / build (debug)	8m 11s
linux-cross-compile / build (riscv64)	12m 17s
linux-x64-hs-nopch / build (debug)	22m 22s
linux-x64-hs-optimized / build (debug)	19m 36s
linux-x64-hs-zero / build (debug)	12m 32s
linux-x86-hs / build (debug)	16m 39s
linux-x86-hs / build (release)	24m 27s
macos-aarch64 / build (debug)	2m 1s
macos-x64 / build (debug)	3m 38s
macos-aarch64 / build (release)	2m 7s
macos-x64 / build (release)	2m 39s
windows-aarch64 / build (debug)	5m 59s
windows-aarch64 / build (release)	5m 9s
windows-x64 / build (debug)	4m 25s
windows-x64 / build (release)	3m 59s
linux-x64	0s
macos-aarch64	0s
macos-x64	0s
windows-x64	0s
Remove bundle artifacts	2s
	4h 38m 32s

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