Release v0.8.9 #320

Job	Run time
CheckTargets	1m 49s
Clippy	29s
Docs	16s
Check (armv7-sony-vita-newlibeabihf)	42s
MinimalVersions (ubuntu-latest)	33s
MinimalVersions (macos-latest)	33s
MSRV (ubuntu-latest)	4m 28s
Nightly	33s
MSRV (windows-latest)	6m 41s
MinimalVersions (windows-latest)	1m 15s
Rustfmt	9s
TestPoll	52s
TestWakerPipe	1m 2s
Test (ubuntu-latest)	2m 14s
Sanitizer (address)	2m 5s
Test (macos-latest)	2m 6s
Sanitizer (leak)	1m 12s
Test (windows-latest)	2m 25s
Sanitizer (memory)	2m 38s
Sanitizer (thread)	1m 37s
Passed	0s
	33m 39s

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