module: check file url passed to top-level import

Fixes: https://github.com/nodejs/node/issues/15374
PR-URL: https://github.com/nodejs/node/pull/15389


Reviewed-By: Bradley Farias <bradley.meck@gmail.com>
Reviewed-By: James M Snell <jasnell@gmail.com>
Reviewed-By: Bartosz Sosnowski <bartosz@janeasystems.com>
Reviewed-By: Refael Ackermann <refack@gmail.com>
Reviewed-By: Michaël Zasso <targos@protonmail.com>