Update for std::os::wasi changes on Rust nightly. #1824

Job	Run time
Check Cross-Compilation (stable)	1m 47s
Check Cross-Compilation on Rust nightly (nightly)	2m 3s
Check Cross-Compilation on Rust nightly on Windows (nightly)	2m 12s
Rustfmt	9s
Check Cross-Compilation on Windows (stable)	1m 51s
Test on Musl (ubuntu)	58s
Test (msrv)	38s
Test with Rust nightly (ubuntu)	32s
Fuzz Targets	50s
Test linux-raw support (ubuntu)	31s
Check Cross-Compilation on Windows (beta)	1m 49s
Test with Rust nightly (windows)	2m 4s
Check Cross-Compilation (beta)	1m 34s
Test linux-raw support (ubuntu-22.04)	33s
	17m 31s

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