feat(upgrade): add upgrade feature #2167

Job	Run time
Check Style	12s
Verify hyper.h is up to date	37s
Check MSRV	3m 39s
Test C API (FFI)	47s
Test with Miri	1m 32s
features	32s
Test stable on ubuntu-latest	2m 3s
Test stable on windows-latest	4m 15s
Test stable on macOS-latest	2m 21s
Test beta on ubuntu-latest	2m 38s
Test beta on windows-latest	3m 40s
Test beta on macOS-latest	2m 48s
Test nightly on ubuntu-latest	2m 26s
Test nightly on windows-latest	4m 8s
Test nightly on macOS-latest	2m 29s
Build docs	26s
Check exposed types	2m 3s
CI is green	2s
	36m 38s

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