Add API for poisoning connections #381

Job	Run time
semver	2m 36s
semver	2m 36s
Check Style	14s
Check Style	14s
features	46s
features	46s
Check MSRV (1.63)	2m 4s
Check MSRV (1.63)	2m 4s
Test with Miri	1m 3s
Test with Miri	1m 3s
Test stable on ubuntu-latest	35s
Test stable on ubuntu-latest	26s
Test stable on windows-latest	35s
Test stable on windows-latest	28s
Test stable on macOS-latest	39s
Test stable on macOS-latest	27s
Test beta on ubuntu-latest	34s
Test beta on ubuntu-latest	34s
Test beta on windows-latest	36s
Test beta on windows-latest	29s
Test beta on macOS-latest	36s
Test beta on macOS-latest	36s
Test nightly on ubuntu-latest	33s
Test nightly on ubuntu-latest	38s
Test nightly on windows-latest	37s
Test nightly on windows-latest	30s
Test nightly on macOS-latest	49s
Test nightly on macOS-latest	43s
Build docs	0s
Build docs	0s
CI is green	0s
CI is green	0s
	23m 51s

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