Test

update Wasmtime and WASIp3 WITs, etc. #320

Job	Run time
Populate cache	15m 2s
Test (ubuntu-latest, x86_64-linux)	14m 18s
Test (macos-latest, arm64-macos)	14m 18s
Test (windows-latest, x86_64-windows)	14m 16s
	57m 54s

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