wasi: returns ELOOP properly (#1104)

Signed-off-by: Takeshi Yoneda <takeshi@tetrate.io>

.github/workflows/integration.yaml

@@ -311,5 +311,3 @@ jobs:
             ./tests/rust/testsuite/ \
             -f ./tests/rust/skip.json \
             -r ./adapters/wazero.sh
-        # TODO: remove when #1036 is complete
-        continue-on-error: true

internal/wasi_snapshot_preview1/errno.go

@@ -289,6 +289,8 @@ func ToErrno(err error) Errno {
 		return ErrnoNotdir
 	case errors.Is(err, syscall.EPERM), errors.Is(err, fs.ErrPermission):
 		return ErrnoPerm
+	case errors.Is(err, syscall.ELOOP):
+		return ErrnoLoop
 	default:
 		return ErrnoIo
 	}