feat: Add support for waiting on waitable handles #651

Job	Run time
cross (ubuntu-latest)	1m 53s
cross (macos-latest)	39s
clippy	23s
msrv (ubuntu-latest, 1.63)	1m 7s
msrv (windows-latest, 1.63)	1m 18s
fmt	15s
security_audit	1m 27s
test (ubuntu-latest, nightly)	1m 13s
test (ubuntu-latest, beta)	50s
test (ubuntu-latest, stable)	48s
test (windows-latest, nightly)	1m 18s
test (windows-latest, beta)	3m 15s
test (windows-latest, stable)	3m 16s
test (macos-latest, nightly)	47s
test (macos-latest, beta)	1m 1s
test (macos-latest, stable)	52s
test (windows-latest, nightly-x86_64-pc-windows-gnu)	1m 23s
test (windows-latest, nightly-i686-pc-windows-msvc)	1m 26s
test (windows-latest, nightly-i686-pc-windows-gnu)	1m 30s
wine	1m 39s
	26m 20s

Provide feedback