worker: fix type check in receiveMessageOnPort

Use the same type check we use in `MoveToContext()` in
`ReceiveMessage()`.

Fixes: https://github.com/nodejs/node/issues/32742

PR-URL: https://github.com/nodejs/node/pull/32745


Reviewed-By: Colin Ihrig <cjihrig@gmail.com>
Reviewed-By: Gerhard Stöbich <deb2001-github@yahoo.de>
Reviewed-By: Yongsheng Zhang <zyszys98@gmail.com>
Reviewed-By: Zeyu Yang <himself65@outlook.com>