This PR updates `wasmtime_wasi` crate by adjusting `poll_oneoff`'s signature to that introduced in `wasi_common` in CraneStation/wasi-common#137. This change is required in order to fix #440.
This PR updates `wasmtime_wasi` crate by adjusting `poll_oneoff`'s signature to that introduced in `wasi_common` in CraneStation/wasi-common#137. This change is required in order to fix #440.