fix: enable wasip2 feature for wasm32-wasip2 target #270

Job	Run time
Cargo deny (ubuntu-latest)	18s
WASI P2 Test Build	14s
OS Test (nightly, ubuntu-latest)	17s
WASI P1 Test Build	15s
OS Test (nightly, windows-latest)	45s
Clippy and fmt	15s
WASM Test Build	7s
OS Test (nightly, macos-latest)	20s
OS Test (stable, ubuntu-latest)	20s
OS Test (stable, windows-latest)	1m 36s
OS Test (stable, macos-latest)	14s
OS Test (1.63, ubuntu-latest)	1m 43s
OS Test (1.63, windows-latest)	2m 22s
OS Test (1.63, macos-latest)	1m 43s
	10m 29s

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