Update thread id validation returned by `__wasi_thread_spawn` (#435) #998

Job	Run time
wasi-headers test	0s
Build libc (ubuntu-latest, 10.0.0)	1m 37s
Rustfmt	8s
Build libc (macos-latest, 10.0.0)	1m 48s
Build libc (windows-latest, 10.0.0)	2m 38s
Build libc (ubuntu-latest, 16.0.0, x86_64-linux-gnu-ubuntu-18.04)	2m 39s
Build libc (macos-latest, 15.0.7, x86_64-apple-darwin21.0)	3m 6s
Build libc (windows-latest, 16.0.0)	4m 39s
	16m 35s

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